Iowa Severe Thunderstorm Watch | Effective 05/15/2026 20:07

SEVERE THUNDERSTORM WATCH 205 REMAINS VALID UNTIL 1 AM CDT SATURDAY FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 41 COUNTIES IN CENTRAL IOWA BOONE DALLAS GRUNDY HAMILTON HARDIN JASPER MARSHALL POLK POWESHIEK STORY TAMA WEBSTER IN NORTH CENTRAL IOWA BUTLER CERRO GORDO FRANKLIN HANCOCK HUMBOLDT WORTH WRIGHT IN NORTHEAST IOWA BLACK HAWK BREMER IN SOUTH CENTRAL IOWA CLARKE LUCAS MADISON MAHASKA MARION MONROE UNION WARREN IN SOUTHEAST IOWA WAPELLO 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, ALBIA, ALLISON, AMES, APLINGTON, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BELMOND, BOONE, BRITT, CARLISLE, CARROLL, CASEY, CEDAR FALLS, CHARITON, CLARION, CLARKSVILLE, CLEAR LAKE, CONRAD, CORNING, CRESTON, DENISON, DES MOINES, DIKE, DUMONT, DYSART, EAGLE GROVE, EARLHAM, EARLY, ELDORA, EXIRA, FONTANELLE, FORT DODGE, GARNER, GLADBROOK, GREENE, GREENFIELD, GRINNELL, GRUNDY CENTER, GUTHRIE CENTER, HAMPTON, HUMBOLDT, INDIANOLA, IOWA FALLS, JEFFERSON, KANAWHA, KNOXVILLE, LAKE CITY, LAKE VIEW, LENOX, MANLY, MANSON, MARSHALLTOWN, MASON CITY, NEW MARKET, NEWTON, NORTHWOOD, NORWALK, ODEBOLT, OSCEOLA, OSKALOOSA, OTTUMWA, PANORA, PARKERSBURG, PELLA, PERRY, POMEROY, REINBECK, ROCKWELL CITY, SAC CITY, SCHALLER, SHELL ROCK, STUART, TAMA, TOLEDO, TRAER, WALL LAKE, WATERLOO, WAUKEE, WAVERLY, WEBSTER CITY, WELLSBURG, AND WINTERSET.