Montana, Wyoming Severe Red Flag Warning | Effective 10/09/2026 09:40

Headline: 
Red Flag Warning issued October 9 at 10:40AM MDT until October 9 at 9:00PM MDT by NWS Billings MT
Event: 
Red Flag Warning
Urgency: 
Expected
Effective: 
October 9, 2026 - 9:40am
Expires: 
October 9, 2026 - 8:00pm
Description: 
* IMPACTS: Low humidities, unseasonably warm temperatures, and strong gusty winds will create erratic fire behavior and rapid spread of new or existing fires. * AFFECTED AREA: In North Central WY Fire Zones...274...284. In South Central MT Fire Zones...123...124...126. * COUNTIES AFFECTED: In Central MT...Wheatland. In North Central WY...Big Horn...Johnson...Sheridan...Washakie. In South Central MT...Carbon...Park...Stillwater...Sweet Grass. In Southwest MT...Gallatin. * WIND: Southwest 15 to 30 mph with gusts up to 45 mph. * HUMIDITY: As low as 8 percent. * TEMPERATURES: 84 to 90 degrees, warmest over Zone WY274. * ADDITIONAL DETAILS: The worst conditions are expected across the lower to middle elevations in fine fuels. The strongest winds are expected in mountain locations and the foothills west of Billings. Zone WY274 will see lower wind gusts of 15 to 25 mph.
Instruction: 
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Area Description: 
Gallatin National Forest; Wheatland County/Sweet Grass County; Beartooth Ranger District Custer National Forest; Sheridan County/Casper BLM; Bighorn National Forest
Forcast Office: 
NWS Billings MT
Sender: 
w-nws.webmaster@noaa.gov