Iowa Tornado Watch | Effective 05/18/2026 18:48

Headline: 
Tornado Watch issued May 18 at 8:48PM CDT until May 18 at 10:00PM CDT by NWS Des Moines IA
Event: 
Tornado Watch
Urgency: 
Future
Effective: 
May 18, 2026 - 6:48pm
Expires: 
May 18, 2026 - 8:00pm
Description: 
TORNADO WATCH 225 REMAINS VALID UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 18 COUNTIES IN CENTRAL IOWA JASPER MARSHALL POWESHIEK TAMA IN SOUTH CENTRAL IOWA APPANOOSE CLARKE DECATUR LUCAS MAHASKA MARION MONROE RINGGOLD UNION WARREN WAYNE IN SOUTHEAST IOWA DAVIS WAPELLO IN SOUTHWEST IOWA TAYLOR THIS INCLUDES THE CITIES OF ALBIA, ALLERTON, BEDFORD, BLOOMFIELD, CARLISLE, CENTERVILLE, CHARITON, CORYDON, CRESTON, DYSART, GLADBROOK, GRINNELL, HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON, MARSHALLTOWN, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, OSCEOLA, OSKALOOSA, OTTUMWA, PELLA, SEYMOUR, TAMA, TOLEDO, AND TRAER. * PRIMARY THREATS INCLUDE... A FEW TORNADOES AND A COUPLE INTENSE TORNADOES LIKELY. WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80 MPH LIKELY. SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER LIKELY.
Area Description: 
Appanoose, IA; Clarke, IA; Davis, IA; Decatur, IA; Jasper, IA; Lucas, IA; Mahaska, IA; Marion, IA; Marshall, IA; Monroe, IA; Poweshiek, IA; Ringgold, IA; Tama, IA; Taylor, IA; Union, IA; Wapello, IA; Warren, IA; Wayne, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov