356  
WWUS63 KDMX 301834  
WCNDMX  
 
WATCH COUNTY NOTIFICATION FOR WATCH 693  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 PM CDT WED OCT 30 2024  
 
IAC001-003-007-029-039-049-051-053-077-099-117-121-123-125-127-  
135-153-157-159-171-173-175-179-181-185-310000-  
/O.NEW.KDMX.SV.A.0693.241030T1834Z-241031T0000Z/  
 
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH  
693 IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE FOLLOWING AREAS  
 
IN IOWA THIS WATCH INCLUDES 25 COUNTIES  
 
IN CENTRAL IOWA  
 
DALLAS JASPER MARSHALL  
POLK POWESHIEK TAMA  
 
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  
 
IN WEST CENTRAL IOWA  
 
GUTHRIE  
 
THIS INCLUDES THE CITIES OF ADAIR, ADEL, ALBIA, ALLERTON,  
ATLANTIC, BAYARD, BEDFORD, BLOOMFIELD, CARLISLE, CASEY,  
CENTERVILLE, CHARITON, CORNING, CORYDON, CRESTON, DES MOINES,  
DYSART, EARLHAM, FONTANELLE, GLADBROOK, GREENFIELD, GRINNELL,  
GUTHRIE CENTER, HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX,  
LEON, MARSHALLTOWN, MOUNT AYR, NEW MARKET, NEWTON, NORWALK,  
OSCEOLA, OSKALOOSA, OTTUMWA, PANORA, PELLA, PERRY, SEYMOUR,  
STUART, TAMA, TOLEDO, TRAER, WAUKEE, AND WINTERSET.  
 
* PRIMARY THREATS INCLUDE...  
 
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS  
TO 80 MPH POSSIBLE.  
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE.  
A TORNADO OR TWO POSSIBLE.  
 
PROBABILITY TABLE:  
PROB OF 2 OR MORE TORNADOES : 20%  
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 10%  
PROB OF 10 OR MORE SEVERE WIND EVENTS : 70%  
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 30%  
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30%  
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 10%  
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 80%  
MEAN STORM MOTION /MPH/ : NE 45  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page