980  
WWUS83 KABR 211939  
RFWABR  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE ABERDEEN SD  
239 PM CDT TUE APR 21 2026  
 
MNZ046-SDZ019>023-220345-  
/O.EXT.KABR.FW.W.0009.260422T1700Z-260423T0100Z/  
BIG STONE-CLARK-CODINGTON-GRANT-HAMLIN-DEUEL-  
239 PM CDT TUE APR 21 2026  
 
...RED FLAG WARNING NOW IN EFFECT FROM NOON TO 8 PM CDT WEDNESDAY  
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST SOUTH DAKOTA AND  
WEST CENTRAL MINNESOTA...  
 
* AFFECTED AREA...IN MINNESOTA, BIG STONE. IN SOUTH DAKOTA,  
CLARK, CODINGTON, GRANT, HAMLIN AND DEUEL.  
 
* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 23 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.  
 

 
 

 
 
SDZ015>018-033>037-045-048-051-220345-  
/O.CON.KABR.FW.W.0009.260422T1600Z-260423T0100Z/  
DEWEY-POTTER-FAULK-SPINK-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-  
LYMAN-BUFFALO-  
239 PM CDT TUE APR 21 2026 /139 PM MDT TUE APR 21 2026/  
 
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM CDT /10 AM MDT/  
TO 8 PM CDT /7 PM MDT/ WEDNESDAY FOR WIND AND LOW RELATIVE  
HUMIDITY FOR CENTRAL AND NORTH CENTRAL SOUTH DAKOTA...  
 
* AFFECTED AREA...IN SOUTH DAKOTA, DEWEY, POTTER, FAULK, SPINK,  
STANLEY, SULLY, HUGHES, HYDE, HAND, JONES, LYMAN AND BUFFALO.  
 
* WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 14 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.  
 

 
 

 
 
SDZ003>006-009-010-220345-  
/O.EXT.KABR.FW.A.0008.260422T1600Z-260423T0100Z/  
CORSON-CAMPBELL-MCPHERSON-BROWN-WALWORTH-EDMUNDS-  
239 PM CDT TUE APR 21 2026 /139 PM MDT TUE APR 21 2026/  
 
...FIRE WEATHER WATCH NOW IN EFFECT FROM WEDNESDAY MORNING  
THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR  
NORTH CENTRAL AND NORTHEAST SOUTH DAKOTA...  
 
* AFFECTED AREA...IN SOUTH DAKOTA, CORSON, CAMPBELL, MCPHERSON,  
BROWN, WALWORTH AND EDMUNDS.  
 
* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 17 PERCENT.  
 
* IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY AND BECOME  
DIFFICULT TO CONTROL OR SUPPRESS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE  
RED FLAG WARNINGS.  
 

 
 

 
 
MNZ039-SDZ007-008-011-220345-  
/O.EXT.KABR.FW.A.0008.260422T1700Z-260423T0100Z/  
TRAVERSE-MARSHALL-ROBERTS-DAY-  
239 PM CDT TUE APR 21 2026  
 
...FIRE WEATHER WATCH NOW IN EFFECT FROM WEDNESDAY AFTERNOON  
THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR  
NORTHEAST SOUTH DAKOTA AND WEST CENTRAL MINNESOTA...  
 
* AFFECTED AREA...IN MINNESOTA, TRAVERSE. IN SOUTH DAKOTA,  
MARSHALL, ROBERTS AND DAY.  
 
* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS UP TO 35 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 24 PERCENT.  
 
* IMPACTS...ANY FIRES THAT IGNITE WILL SPREAD RAPIDLY AND BECOME  
DIFFICULT TO CONTROL OR SUPPRESS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE  
RED FLAG WARNINGS.  
 

 
 

 
 
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