851  
WWUS83 KABR 201831  
RFWABR  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE ABERDEEN SD  
131 PM CDT MON APR 20 2026  
 
MNZ039-046-SDZ008-019>023-210100-  
/O.CON.KABR.FW.W.0008.000000T0000Z-260421T0100Z/  
TRAVERSE-BIG STONE-ROBERTS-CLARK-CODINGTON-GRANT-HAMLIN-DEUEL-  
131 PM CDT MON APR 20 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING  
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST SOUTH DAKOTA AND  
WEST CENTRAL MINNESOTA...  
 
* AFFECTED AREA...IN MINNESOTA, TRAVERSE AND BIG STONE. IN SOUTH  
DAKOTA, ROBERTS, CLARK, CODINGTON, GRANT, HAMLIN AND DEUEL.  
 
* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 21 PERCENT.  
 
* IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY AND BECOME  
DIFFICULT TO CONTROL OR SUPPRESS.  
 
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.  
 
 
 
 
 
10  
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