⚠️ Severe Thunderstorm Watch – Audubon, IA; Boone, IA; Calhoun, IA; Carroll, IA; Dallas, IA; Greene, IA; Guthrie, IA; Hamilton, IA; Humboldt, IA; Jasper, IA; Polk, IA; Poweshiek, IA; Story, IA; Webster, IA; Wright, IA – Thursday, July 2, 2026

Event	Severe Thunderstorm Watch
Severity	Severe
Urgency	Future
Certainty	Possible
Area	Audubon, IA; Boone, IA; Calhoun, IA; Carroll, IA; Dallas, IA; Greene, IA; Guthrie, IA; Hamilton, IA; Humboldt, IA; Jasper, IA; Polk, IA; Poweshiek, IA; Story, IA; Webster, IA; Wright, IA
Effective	7/2/2026, 4:17:00 PM CDT
Expires	7/2/2026, 7:00:00 PM CDT

Severe Thunderstorm Watch issued July 2 at 4:17PM CDT until July 2 at 7:00PM CDT by NWS Des Moines IA

Details

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 437 TO INCLUDE THE FOLLOWING AREAS UNTIL 7 PM CDT THIS
EVENING

IN IOWA THIS WATCH INCLUDES 15 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS HAMILTON
JASPER POLK POWESHIEK
STORY WEBSTER

IN NORTH CENTRAL IOWA

HUMBOLDT WRIGHT

IN WEST CENTRAL IOWA

AUDUBON CALHOUN CARROLL
GREENE GUTHRIE

THIS INCLUDES THE CITIES OF ADEL, AMES, AUDUBON, BAYARD, BELMOND,
BOONE, CARROLL, CASEY, CLARION, DES MOINES, EAGLE GROVE, EXIRA,
FORT DODGE, GRINNELL, GUTHRIE CENTER, HUMBOLDT, JEFFERSON,
LAKE CITY, MANSON, NEWTON, PANORA, PERRY, POMEROY, ROCKWELL CITY,
WAUKEE, AND WEBSTER CITY.

* 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.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.