Montana, South Dakota Severe Red Flag Warning | Effective 08/02/2026 13:59

Headline: 
Red Flag Warning issued August 2 at 2:59PM MDT until August 3 at 9:00PM MDT by NWS Billings MT
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
August 2, 2026 - 1:59pm
Expires: 
August 3, 2026 - 2:00pm
Description: 
* IMPACTS: Low humidities, warm temperatures, and gusty winds will create erratic fire behavior. * AFFECTED AREA: In Southeast MT and Northwest SD Fire Zone...133. * COUNTIES AFFECTED: In Northwest SD...Harding. In Southeast MT...Carter...Fallon. * WIND: North 10 to 15 mph with gusts up to 25 mph this afternoon into tonight, becoming 15 to 30 mph with gusts up to 40 mph on Monday. * HUMIDITY: As low as 10 percent today and 18 percent Monday. * TEMPERATURES: Up to 98 degrees today and 85 degrees Monday. * COLD FRONT: A cold front will move through the area tonight. A secondary cold front arrives Monday, increasing wind speeds out of the north.
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: 
Sioux Ranger District Custer National Forest
Forcast Office: 
NWS Billings MT
Sender: 
w-nws.webmaster@noaa.gov