SPC Tornado Watch 183

4 months 3 weeks ago
WW 183 TORNADO IA KS MO NE 282200Z - 290500Z
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 183 NWS Storm Prediction Center Norman OK 500 PM CDT Mon Apr 28 2025 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Southwest into Central Iowa Northeast Kansas Northwest Missouri Far Southeast Nebraska * Effective this Monday afternoon from 500 PM until Midnight CDT. * Primary threats include... A few tornadoes likely with a couple intense tornadoes possible Scattered large hail and isolated very large hail events to 3 inches in diameter likely Scattered damaging winds likely with isolated significant gusts to 75 mph possible SUMMARY...Supercells are expected to continue developing this evening while posing a threat for very large hail up to 2-3 inches in diameter. A few tornadoes also appear likely, with a couple of strong tornadoes possible with any sustained supercell. Scattered severe/damaging winds with peak gusts to 65-75 mph may also occur. The tornado watch area is approximately along and 55 statute miles east and west of a line from 45 miles north northwest of Des Moines IA to 35 miles south southeast of Manhattan KS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU3). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. && OTHER WATCH INFORMATION...CONTINUE...WW 180...WW 181...WW 182... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 3 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24035. ...Gleason Read more

SPC Tornado Watch 182 Status Reports

4 months 3 weeks ago
WW 0182 Status Updates
STATUS REPORT ON WW 182 SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 W BWD TO 20 NNE CDS. FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 0592 ..WEINMAN..04/29/25 ATTN...WFO...OUN...SJT...LUB...MAF...FWD... STATUS REPORT FOR WT 182 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS OKC011-015-017-019-027-031-033-039-049-051-055-057-065-067-073- 075-081-083-085-087-099-109-119-123-125-133-137-141-149- 290240- OK . OKLAHOMA COUNTIES INCLUDED ARE BLAINE CADDO CANADIAN CARTER CLEVELAND COMANCHE COTTON CUSTER GARVIN GRADY GREER HARMON JACKSON JEFFERSON KINGFISHER KIOWA LINCOLN LOGAN LOVE MCCLAIN MURRAY OKLAHOMA PAYNE PONTOTOC POTTAWATOMIE SEMINOLE STEPHENS TILLMAN WASHITA TXC009-023-059-077-155-197-207-237-275-337-417-429-447-485-487- 503-290240- TX Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more

SPC Apr 29, 2025 0100 UTC Day 1 Convective Outlook

4 months 3 weeks ago
SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0812 PM CDT Mon Apr 28 2025 Valid 290100Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST MN...NORTHERN IA...WESTERN WI... ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FOR NORTHWEST TX AND SOUTHWEST OK... ...SUMMARY... Multiple corridors of severe thunderstorms will continue this evening from the Upper Midwest into the central and southern Plains. Tornadoes, large hail, and severe gusts all remain possible, including some strong-tornado potential. ...Upper Midwest... Convection has generally evolved into a linear mode from northern IA into southeast MN and western WI, though with occasional embedded supercells noted. The environment farther south across IA and downstream of the ongoing storms remains very favorable for organized convection, with moderate to strong buoyancy and very favorable low-level and deep-layer shear. Development of more discrete storms is uncertain, however. There remains potential for a couple sustained supercells to develop and pose a threat for all severe hazards, including conditional strong-tornado potential. Otherwise, the ongoing cluster will continue to pose a threat for damaging winds, hail, and embedded tornadoes as it moves eastward through the evening. Farther west, a couple small supercells may continue in the vicinity of the cold front this evening near the IA/MN border region, before weakening later tonight. ...Northeast KS into northwest MO and vicinity... A cluster of supercells is ongoing across northeast KS this evening, with earlier reports of large to very large hail. Given the ongoing clustering of storms, some upscale growth will be possible with time this evening, with a threat of damaging wind and hail. Increasing low-level flow with time and eastward extent will also support a tornado threat with any supercells that can persist through the evening. ...Southern Plains into southern KS/MO... Widely scattered supercells have developed from northwest TX into southwest OK, within a strongly unstable and favorably sheared environment. These cells will continue to pose a threat of large to very large hail and localized severe gusts through the evening. There will also be a window of opportunity this evening for an increasing tornado threat, including localized strong-tornado potential, as a strengthening nocturnal low-level jet substantially increases effective SRH. See MCD 592 for more information in this area. Additional storm development and eventual evolution of one or more clusters will be possible later tonight from north TX into OK, south-central/southeast KS, and possibly southern MO, due to the increasing low-level jet and eventual approach of a cold front from the north. The late-night convection could pose a continued threat for hail and damaging winds, and possibly a tornado for any storms that can remain surface based. ..Dean.. 04/29/2025 Read more
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