WWUS85 KCYS 070600

RFWCYS



URGENT - FIRE WEATHER MESSAGE

National Weather Service Cheyenne WY

1200 AM MDT Fri Aug 7 2026



WYZ420>422-425>427-080200-

/O.CON.KCYS.FW.W.0035.260807T1700Z-260808T0200Z/

North Laramie Valley/Shirley Basin-

Ferris/Seminoe/Shirley Mountains-Central and West Carbon-

Upper North Platte River Basin-Snowy Range/Medicine Bow NF-

North Snowy Range Foothills-

1200 AM MDT Fri Aug 7 2026



...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM MDT

FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 

420...



The National Weather Service in Cheyenne has issued a Red Flag

Warning, which is in effect from 11 AM to 8 PM MDT Friday.



* AFFECTED AREA...Fire weather zone 420.



* WIND...West winds from 15 to 25 mph with gusts up to 35 mph.



* HUMIDITY...Daytime minimum RH between 5 and 10 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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