Severe · Red Flag WarningActive alert
Red Flag Warning issued September 14 at 1:26AM MDT until September 14
Affecting Pine Ridge/Nebraska National Forest; Box Butte/South Sioux/Niobrara River; Lower North Platte River Basin/Scottsbluff National Monument
In effect until: Sep 15, 2026, 2:00 AM
Pine Ridge/Nebraska National Forest; Box Butte/South Sioux/Niobrara River; Lower North Platte River Basin/Scottsbluff National Monument
Likely impact; effects through 2:00 AM.
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.
Read the original bulletin (official text)
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon today to 8 PM MDT this evening. * AFFECTED AREA...Fire weather zones 434 through 436. * WIND...West to Northwest winds 20 to 30 mph, gusts between 35 to 45 mph. * HUMIDITY...Relative humidities as low as 12 to 17%. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™