SPC Severe Thunderstorm Watch 472

2 months 2 weeks ago
WW 472 SEVERE TSTM MN ND 282220Z - 290400Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 472 NWS Storm Prediction Center Norman OK 520 PM CDT Sat Jun 28 2025 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwest Minnesota Eastern North Dakota * Effective this Saturday afternoon and evening from 520 PM until 1100 PM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2.5 inches in diameter possible Isolated damaging wind gusts to 70 mph possible SUMMARY...At least isolated severe storms including a few supercells are expected through early/mid-evening across the region, with large hail and some severe-caliber wind gusts as the primary hazards. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 25 miles west northwest of Roseau MN to 65 miles south of Fargo ND. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for 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. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 471... AVIATION...A few severe thunderstorms with hail surface and aloft to 2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 550. Mean storm motion vector 28025. ...Guyer Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more

SPC Day 3-8 Fire Weather Outlook

2 months 2 weeks ago
SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0456 PM CDT Sat Jun 28 2025 Valid 301200Z - 061200Z ...Day 3-5/Monday-Wednesday... An approaching mid-level trough will aid in northward moisture transport into northern California beginning Day 2/Sunday. Steeper mid-level lapse rates and instability along with dry surface conditions will promote a mixed wet/dry thunderstorm environment across northern California into south central Oregon for Day 3/Monday. Trough advancement will be rather slow through midweek, keeping dry thunderstorm threat across northern California into southern/southeastern Oregon by Day 4/Tuesday. Farther east, uniform southerly flow ahead of the mid-level trough will promote strong south winds at the surface from the Mojave Desert into much of central and eastern Nevada. Enhanced southerly winds will be complimented with low relative humidity, hot temperatures as well as dry fuels, prompted inclusion of 40 percent probability of critical fire weather conditions for Day 4/Tuesday. Monsoon moisture will simultaneously be surging northwestward into the Intermountain West early next week. The initial push of elevated moisture along with daytime heating will promote dry thunderstorm development along the higher terrain of central and southwestern Utah on Day 4/Tuesday. The thunderstorm threat extends into Day 5/Wednesday across much of the Intermountain West, but some uncertainty exists in expected magnitude of monsoon moisture which could enhance precipitation amounts, roughly east of the Nevada/Utah border. ...Day 6-8/Thursday-Friday... The upper-level ridge axis shifts eastward into the Great Plains and Midwest by the end of the week with a potential negatively tilted mid-level trough moving into the West Coast. The attendant mid-level jet maxima will present a broad fire weather threat across portions of the Great Basin Day 6-7/Thursday-Friday where minimal rainfall from monsoon moisture is expected. 40 percent probabilities of critical fire weather conditions were added to portions of southern Nevada, western Utah and northwestern Arizona. ..Williams.. 06/28/2025 ...Please see www.spc.noaa.gov/fire for graphic product... Read more
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5 years 11 months ago
Severe Storms
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