Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH 437, PREVIOUSLY IN EFFECT UNTIL 7 PM CDT THIS EVENING, IS NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 23 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS GRUNDY HAMILTON HARDIN JASPER MARSHALL POLK POWESHIEK STORY TAMA WEBSTER

IN NORTH CENTRAL IOWA

BUTLER FRANKLIN HUMBOLDT WRIGHT

IN NORTHEAST IOWA

BLACK HAWK BREMER

IN WEST CENTRAL IOWA

AUDUBON CALHOUN CARROLL GREENE GUTHRIE

THIS INCLUDES THE CITIES OF ACKLEY, ADEL, ALLISON, AMES, APLINGTON, AUDUBON, BAYARD, BELMOND, BOONE, CARROLL, CASEY, CEDAR FALLS, CLARION, CLARKSVILLE, CONRAD, DES MOINES, DIKE, DUMONT, DYSART, EAGLE GROVE, ELDORA, EXIRA, FORT DODGE, GLADBROOK, GREENE, GRINNELL, GRUNDY CENTER, GUTHRIE CENTER, HAMPTON, HUMBOLDT, IOWA FALLS, JEFFERSON, LAKE CITY, MANSON, MARSHALLTOWN, NEWTON, PANORA, PARKERSBURG, PERRY, POMEROY, REINBECK, ROCKWELL CITY, SHELL ROCK, TAMA, TOLEDO, TRAER, WATERLOO, WAUKEE, WAVERLY, WEBSTER CITY, AND WELLSBURG.

* PRIMARY THREATS INCLUDE...

SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY. SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE. A TORNADO OR TWO POSSIBLE.