757  
WWUS85 KCYS 120042  
RFWCYS  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHEYENNE WY  
642 PM MDT SUN APR 11 2021  
   
..RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING
 
 
NEZ312-313-120145-  
/O.EXP.KCYS.FW.W.0005.000000T0000Z-210412T0100Z/  
BOX BUTTE/SOUTH SIOUX-  
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-  
642 PM MDT SUN APR 11 2021  
 
...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR GUSTY  
WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 312 AND 313...  
 
GUSTY NORTHWEST WINDS OF 30 TO 40 MPH WILL DIMINISH AFTER SUNSET.  
RELATIVE HUMIDITIES WILL INCREASE THIS EVENING.  
 

 
 
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