900  
WWUS83 KDMX 211444  
RFWDMX  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DES MOINES IA  
944 AM CDT SAT MAR 21 2026  
   
..CRITICAL FIRE WEATHER CONDITIONS TODAY
 
 
.WHILE WINDS WILL NOT BE OVERLY STRONG TODAY, NEAR RECORD TO  
RECORD TEMPERATURES, CURED SURFACE FUELS, AND EXCEPTIONALLY DRY  
AIR FOR IOWA WILL LEAD TO A CRITICAL FIRE WEATHER DANGER THROUGH  
THIS EVENING. FIRES WILL HAVE A HIGHER LIKELIHOOD OF IGNITING IN  
THESE DRY CONDITIONS AND WILL EASILY SPREAD, PERHAPS RAPIDLY AT  
TIMES. OUTDOOR BURNING IS STRONGLY DISCOURAGED.  
 
IAZ033-034-044>047-057>060-070>073-081>083-092>094-212245-  
/O.CON.KDMX.FW.W.0004.260321T1800Z-260322T0300Z/  
SAC-CALHOUN-CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-  
POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD-  
DECATUR-  
944 AM CDT SAT MAR 21 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO  
10 PM CDT THIS EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR  
SOUTHWEST AND WEST CENTRAL IOWA INTO PARTS OF CENTRAL IOWA...  
 
* AFFECTED AREA...SOUTHWEST AND WEST CENTRAL IOWA INTO PARTS OF  
CENTRAL IOWA.  
 
* WIND...FROM THE SOUTHWEST AT 10 TO 20 MPH WITH GUSTS OF 20 TO  
25 MPH.  
 
* HUMIDITY...AS LOW AS AROUND 15%.  
 
* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD, PERHAPS  
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.  
 

 
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT HTTPS://WEATHER.GOV/DESMOINES  
 
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