Illinois, Missouri Extreme Tornado Watch | Effective 06/17/2026 16:57

Headline: 
Tornado Watch issued June 17 at 6:57PM CDT until June 17 at 10:00PM CDT by NWS St Louis MO
Event: 
Tornado Watch
Urgency: 
Future
Effective: 
June 17, 2026 - 4:57pm
Expires: 
June 17, 2026 - 8:00pm
Description: 
TORNADO WATCH 342 REMAINS VALID UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 16 COUNTIES IN SOUTH CENTRAL ILLINOIS BOND CLINTON FAYETTE MARION MONTGOMERY WASHINGTON IN SOUTHWEST ILLINOIS CALHOUN GREENE JERSEY MACOUPIN MADISON MONROE SAINT CLAIR IN WEST CENTRAL ILLINOIS ADAMS BROWN PIKE IN MISSOURI THIS WATCH INCLUDES 20 COUNTIES IN CENTRAL MISSOURI AUDRAIN BOONE CALLAWAY COLE MONITEAU OSAGE IN EAST CENTRAL MISSOURI FRANKLIN GASCONADE JEFFERSON LINCOLN MONTGOMERY SAINT CHARLES SAINT LOUIS SAINT LOUIS CITY WARREN IN NORTHEAST MISSOURI MARION MONROE PIKE RALLS SHELBY THIS INCLUDES THE CITIES OF ALTON, BELLEVILLE, BOWLING GREEN, CAHOKIA, CENTRALIA, COLUMBIA, EDWARDSVILLE, FULTON, HANNIBAL, JEFFERSON CITY, LITCHFIELD, MEXICO, MOUNT STERLING, PITTSFIELD, QUINCY, SAINT CHARLES, SAINT LOUIS, SALEM, SULLIVAN, UNION, VANDALIA, AND WASHINGTON.
Area Description: 
Adams, IL; Bond, IL; Brown, IL; Calhoun, IL; Clinton, IL; Fayette, IL; Greene, IL; Jersey, IL; Macoupin, IL; Madison, IL; Marion, IL; Monroe, IL; Montgomery, IL; Pike, IL; St. Clair, IL; Washington, IL; Audrain, MO; Boone, MO; Callaway, MO; Cole, MO; Franklin, MO; Gasconade, MO; Jefferson, MO; Lincoln, MO; Marion, MO; Moniteau, MO; Monroe, MO; Montgomery, MO; Osage, MO; Pike, MO; Ralls, MO; St. Charles, MO; St. Louis, MO; Shelby, MO; Warren, MO; St. Louis City, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov