Iowa Severe Thunderstorm Watch - Severe | Effective 06/11/2026 05:34

Headline: 
Severe Thunderstorm Watch issued June 11 at 7:34AM CDT until June 11 at 10:00AM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
June 11, 2026 - 5:34am
Expires: 
June 11, 2026 - 8:00am
Description: 
SEVERE THUNDERSTORM WATCH 310 REMAINS VALID UNTIL 10 AM CDT THIS MORNING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 28 COUNTIES IN CENTRAL IOWA BOONE DALLAS GRUNDY HAMILTON HARDIN MARSHALL POLK STORY TAMA WEBSTER IN NORTHEAST IOWA BLACK HAWK IN SOUTH CENTRAL IOWA CLARKE DECATUR MADISON RINGGOLD UNION WARREN IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR IN WEST CENTRAL IOWA AUDUBON CALHOUN CARROLL CRAWFORD GREENE GUTHRIE SAC THIS INCLUDES THE CITIES OF ACKLEY, ADAIR, ADEL, AMES, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BOONE, CARLISLE, CARROLL, CASEY, CEDAR FALLS, CONRAD, CORNING, CRESTON, DENISON, DES MOINES, DIKE, DYSART, EARLHAM, EARLY, ELDORA, EXIRA, FONTANELLE, FORT DODGE, GLADBROOK, GREENFIELD, GRUNDY CENTER, GUTHRIE CENTER, INDIANOLA, IOWA FALLS, JEFFERSON, LAKE CITY, LAKE VIEW, LAMONI, LENOX, LEON, MANSON, MARSHALLTOWN, MOUNT AYR, NEW MARKET, NORWALK, ODEBOLT, OSCEOLA, PANORA, PERRY, POMEROY, REINBECK, ROCKWELL CITY, SAC CITY, SCHALLER, STUART, TAMA, TOLEDO, TRAER, WALL LAKE, WATERLOO, WAUKEE, WEBSTER CITY, WELLSBURG, AND WINTERSET. * PRIMARY THREATS INCLUDE... SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS TO 3 INCHES IN DIAMETER POSSIBLE. ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE. A TORNADO OR TWO POSSIBLE.
Area Description: 
Adair, IA; Adams, IA; Audubon, IA; Black Hawk, IA; Boone, IA; Calhoun, IA; Carroll, IA; Cass, IA; Clarke, IA; Crawford, IA; Dallas, IA; Decatur, IA; Greene, IA; Grundy, IA; Guthrie, IA; Hamilton, IA; Hardin, IA; Madison, IA; Marshall, IA; Polk, IA; Ringgold, IA; Sac, IA; Story, IA; Tama, IA; Taylor, IA; Union, IA; Warren, IA; Webster, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov