Headline:
Severe Thunderstorm Watch issued August 13 at 7:31AM CDT until August 13 at 11:00AM CDT by NWS Des Moines IA
Event:
Severe Thunderstorm Watch
Urgency:
Future
Effective:
August 13, 2026 - 5:31am
Expires:
August 13, 2026 - 9:00am
Description:
SEVERE THUNDERSTORM WATCH 581 REMAINS VALID UNTIL 11 AM CDT THIS
MORNING FOR THE FOLLOWING AREAS
IN IOWA THIS WATCH INCLUDES 16 COUNTIES
IN CENTRAL IOWA
DALLAS GRUNDY JASPER
MARSHALL POLK POWESHIEK
STORY TAMA
IN SOUTH CENTRAL IOWA
CLARKE LUCAS MADISON
MAHASKA MARION MONROE
WARREN
IN SOUTHEAST IOWA
WAPELLO
THIS INCLUDES THE CITIES OF ADEL, ALBIA, AMES, CARLISLE,
CHARITON, CONRAD, DES MOINES, DIKE, DYSART, EARLHAM, GLADBROOK,
GRINNELL, GRUNDY CENTER, INDIANOLA, KNOXVILLE, MARSHALLTOWN,
NEWTON, NORWALK, OSCEOLA, OSKALOOSA, OTTUMWA, PELLA, PERRY,
REINBECK, TAMA, TOLEDO, TRAER, WAUKEE, WELLSBURG, AND WINTERSET.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
TO 75 MPH POSSIBLE.
ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE.
A TORNADO OR TWO POSSIBLE.
Area Description:
Clarke, IA; Dallas, IA; Grundy, IA; Jasper, IA; Lucas, IA; Madison, IA; Mahaska, IA; Marion, IA; Marshall, IA; Monroe, IA; Polk, IA; Poweshiek, IA; Story, IA; Tama, IA; Wapello, IA; Warren, IA
Forcast Office:
NWS Des Moines IA
Sender:
w-nws.webmaster@noaa.gov