Headline:
Red Flag Warning issued April 18 at 2:12PM MDT until April 20 at 8:00PM MDT by NWS Cheyenne WY
Event:
Red Flag Warning
Urgency:
Expected
Effective:
April 18, 2026 - 1:12pm
Expires:
April 18, 2026 - 7:00pm
Description:
The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from 11 AM Sunday to 8 PM MDT Monday.
The Fire Weather Watch is no longer in effect.
* AFFECTED AREA...Fire weather zones 417 and 418.
* WIND...West to northwest winds with gusts between 20 and 30
mph.
* HUMIDITY...9 to 13 percent.
* IMPACTS...Any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.
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:
Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains
Forcast Office:
NWS Cheyenne WY