733  
WWUS83 KFSD 220734  
RFWFSD  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
234 AM CDT WED APR 22 2026  
 
IAZ001-002-012-MNZ071-072-080-081-089-090-097-098-NEZ013-014-  
SDZ038>040-050-052>071-221800-  
/O.CON.KFSD.FW.W.0010.260422T1700Z-260423T0100Z/  
LYON-OSCEOLA-SIOUX-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-  
PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-GREGORY-  
JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-  
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-BON HOMME-  
YANKTON-CLAY-UNION-  
234 AM CDT WED APR 22 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT  
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTH CENTRAL  
AND SOUTHEASTERN SOUTH DAKOTA, FAR NORTHEASTERN NEBRASKA, FAR  
NORTHWESTERN IOWA, AND SOUTHWESTERN MINNESOTA...  
 
* AFFECTED AREA...IN IOWA, LYON, OSCEOLA AND SIOUX. IN  
MINNESOTA, LINCOLN, LYON, MURRAY, COTTONWOOD, NOBLES, JACKSON,  
PIPESTONE AND ROCK. IN NEBRASKA, DIXON AND DAKOTA. IN SOUTH  
DAKOTA, BEADLE, KINGSBURY, BROOKINGS, GREGORY, JERAULD,  
SANBORN, MINER, LAKE, MOODY, BRULE, AURORA, DAVISON, HANSON,  
MCCOOK, MINNEHAHA, CHARLES MIX, DOUGLAS, HUTCHINSON, TURNER,  
LINCOLN, BON HOMME, YANKTON, CLAY AND UNION.  
 
* WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.  
 
* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.  
 
* IMPACTS...ANY FIRE THAT DEVELOPS WILL CATCH AND SPREAD  
QUICKLY. 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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