Headline:
Tornado Watch issued May 17 at 11:11PM CDT until May 18 at 3:00AM CDT by NWS Des Moines IA
Event:
Tornado Watch
Urgency:
Future
Effective:
May 17, 2026 - 9:11pm
Expires:
May 18, 2026 - 1:00am
Description:
TORNADO WATCH 218 REMAINS VALID UNTIL 3 AM CDT MONDAY FOR THE
FOLLOWING AREAS
IN IOWA THIS WATCH INCLUDES 19 COUNTIES
IN CENTRAL IOWA
GRUNDY JASPER MARSHALL
POLK POWESHIEK TAMA
IN NORTHEAST IOWA
BLACK HAWK
IN SOUTH CENTRAL IOWA
CLARKE DECATUR LUCAS
MADISON MAHASKA MARION
MONROE RINGGOLD UNION
WARREN WAYNE
IN SOUTHWEST IOWA
TAYLOR
THIS INCLUDES THE CITIES OF ALBIA, ALLERTON, BEDFORD, CARLISLE,
CEDAR FALLS, CHARITON, CONRAD, CORYDON, CRESTON, DES MOINES,
DIKE, DYSART, EARLHAM, GLADBROOK, GRINNELL, GRUNDY CENTER,
HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON,
MARSHALLTOWN, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, OSCEOLA,
OSKALOOSA, PELLA, REINBECK, SEYMOUR, TAMA, TOLEDO, TRAER,
WATERLOO, WELLSBURG, AND WINTERSET.
* PRIMARY THREATS INCLUDE...
A COUPLE TORNADOES POSSIBLE.
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80
MPH LIKELY.
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE.
Area Description:
Black Hawk, IA; Clarke, IA; Decatur, IA; Grundy, IA; Jasper, IA; Lucas, IA; Madison, IA; Mahaska, IA; Marion, IA; Marshall, IA; Monroe, IA; Polk, IA; Poweshiek, IA; Ringgold, IA; Tama, IA; Taylor, IA; Union, IA; Warren, IA; Wayne, IA
Forcast Office:
NWS Des Moines IA
Sender:
w-nws.webmaster@noaa.gov