WWUS85 KCYS 022009

RFWCYS



URGENT - FIRE WEATHER MESSAGE

National Weather Service Cheyenne WY

209 PM MDT Sat May 2 2026



NEZ434-435-WYZ417-418-030200-

/O.NEW.KCYS.FW.W.0021.260502T2009Z-260503T0200Z/

Pine Ridge/Nebraska National Forest-

Box Butte/South Sioux/Niobrara River-

Niobrara/Lower Elevations of Converse/Thunder Basin National

Grassland-

Middle North Platte River Basin/Niobrara and Converse High Plains-

209 PM MDT Sat May 2 2026



...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR LOW

RH AND BREEZY WINDS UP TO 25 MPH FOR FIRE WEATHER ZONES 417, 418,

434, AND 435...



The National Weather Service in Cheyenne has issued a Red Flag

Warning, which is in effect until 8 PM MDT this evening. 



* AFFECTED AREA...Fire weather zone 434, 435, 417, 418. 



* WIND...West to northwest winds with gusts to 25 mph.



* HUMIDITY...8 to 15 percent.



* IMPACTS...any fires that develop will likely spread rapidly. 

  Outdoor burning is not recommended.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



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