153  
WWUS63 KDMX 192043  
WCNDMX  
 
WATCH COUNTY NOTIFICATION FOR WATCH 296  
NATIONAL WEATHER SERVICE DES MOINES IA  
343 PM CDT MON MAY 19 2025  
 
IAC001-003-007-029-039-051-053-117-121-123-125-135-159-173-175-  
179-181-185-200300-  
/O.NEW.KDMX.SV.A.0296.250519T2043Z-250520T0300Z/  
 
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH  
296 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING  
AREAS  
 
IN IOWA THIS WATCH INCLUDES 18 COUNTIES  
 
IN SOUTH CENTRAL IOWA  
 
APPANOOSE CLARKE DECATUR  
LUCAS MADISON MAHASKA  
MARION MONROE RINGGOLD  
UNION WARREN WAYNE  
 
IN SOUTHEAST IOWA  
 
DAVIS WAPELLO  
 
IN SOUTHWEST IOWA  
 
ADAIR ADAMS CASS  
TAYLOR  
 
THIS INCLUDES THE CITIES OF ADAIR, ALBIA, ALLERTON, ATLANTIC,  
BEDFORD, BLOOMFIELD, CARLISLE, CENTERVILLE, CHARITON, CORNING,  
CORYDON, CRESTON, EARLHAM, FONTANELLE, GREENFIELD, HUMESTON,  
INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON, MOUNT AYR, NEW MARKET,  
NORWALK, OSCEOLA, OSKALOOSA, OTTUMWA, PELLA, SEYMOUR, STUART,  
AND WINTERSET.  
 
* PRIMARY THREATS INCLUDE...  
 
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2  
INCHES IN DIAMETER LIKELY.  
SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.  
 
PROBABILITY TABLE:  
PROB OF 2 OR MORE TORNADOES : 10%  
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 05%  
PROB OF 10 OR MORE SEVERE WIND EVENTS : 50%  
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 20%  
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 60%  
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 60%  
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 90%  
MEAN STORM MOTION /MPH/ : NE 35  
 

 
 
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