Iowa, Illinois Severe Severe Thunderstorm Watch | Effective 08/21/2026 12:58

Headline: 
Severe Thunderstorm Watch issued August 21 at 2:58PM CDT until August 21 at 10:00PM CDT by NWS Quad Cities IA IL
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
August 21, 2026 - 12:58pm
Expires: 
August 21, 2026 - 8:00pm
Description: 
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 610 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 9 COUNTIES IN NORTH CENTRAL ILLINOIS BUREAU PUTNAM IN NORTHWEST ILLINOIS CARROLL HENRY IL JO DAVIESS MERCER ROCK ISLAND STEPHENSON WHITESIDE IN IOWA THIS WATCH INCLUDES 4 COUNTIES IN EAST CENTRAL IOWA CLINTON JACKSON SCOTT IN NORTHEAST IOWA DUBUQUE THIS INCLUDES THE CITIES OF ALEDO, BETTENDORF, CLINTON, CREDIT ISLAND, DAVENPORT, DUBUQUE, FREEPORT, GALENA, GENESEO, HENNEPIN, MAQUOKETA, MOLINE, MOUNT CARROLL, PRINCETON, ROCK ISLAND, AND STERLING.
Area Description: 
Clinton, IA; Dubuque, IA; Jackson, IA; Scott, IA; Bureau, IL; Carroll, IL; Henry, IL; Jo Daviess, IL; Mercer, IL; Putnam, IL; Rock Island, IL; Stephenson, IL; Whiteside, IL
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov