Montana, Wyoming, South Dakota Severe Red Flag Warning | Effective 08/02/2026 00:14

Headline: 
Red Flag Warning issued August 2 at 1:14AM MDT until August 2 at 9:00PM MDT by NWS Billings MT
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
August 2, 2026 - 12:14am
Expires: 
August 2, 2026 - 8:00pm
Description: 
* IMPACTS: Low humidities, hot temperatures, gusty winds, and wind shifts with two cold fronts will create erratic fire behavior. * AFFECTED AREA: In North Central WY Fire Zones...274...284. In South Central MT Fire Zones...123...124...125...126...127 128...129. In Southeast MT Fire Zones...130...131...132. In Southeast MT and Northwest SD Fire Zone...133. * COUNTIES AFFECTED: In Central MT...Golden Valley...Musselshell...Wheatland. In North Central WY...Big Horn...Johnson...Sheridan...Washakie. In Northwest SD...Harding. In South Central MT...Big Horn...Carbon...Park...Stillwater Sweet Grass...Yellowstone. In Southeast MT...Carter...Custer...Fallon...Powder River Rosebud...Treasure. In Southwest MT...Gallatin. * WIND: Northwest 10 to 15 with gusts to 25 mph along and behind a cold front tonight into Sunday morning. Winds become east over the plains and southwest over the mountains Sunday afternoon. Northeast winds will get gusty again this evening as another cold front moves through the region. * HUMIDITY: In the Teens. * TEMPERATURES: Mid 90s. * COLD FRONT: A cold front will move through the area overnight into mid morning. Another push of cooler air arrives early this evening.
Instruction: 
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of gusty winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Area Description: 
Gallatin National Forest; Wheatland County/Sweet Grass County; Stillwater County; Beartooth Ranger District Custer National Forest; Golden Valley County/Musselshell County; Yellowstone County; Crow Indian Reservation/Big Horn Canyon Rec Area; Northern Rosebud/Northern Treasure Counties; Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Custer County; Sioux Ranger District Custer National Forest; Sheridan County/Casper BLM; Bighorn National Forest
Forcast Office: 
NWS Billings MT
Sender: 
w-nws.webmaster@noaa.gov