Headline:
Severe Thunderstorm Watch issued August 11 at 7:39AM CDT until August 11 at 2:00PM CDT by NWS Chicago IL
Event:
Severe Thunderstorm Watch
Urgency:
Future
Effective:
August 11, 2026 - 5:39am
Expires:
August 11, 2026 - 12:00pm
Description:
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
563 IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING
AREAS
THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS
WINTHROP HARBOR TO WILMETTE HARBOR IL
WILMETTE HARBOR TO NORTHERLY ISLAND IL
NORTHERLY ISLAND TO CALUMET HARBOR IL
CALUMET HARBOR IL TO GARY IN
GARY TO BURNS HARBOR IN
BURNS HARBOR TO MICHIGAN CITY IN
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE
Area Description:
Winthrop Harbor to Wilmette Harbor IL; Wilmette Harbor to Northerly Island IL; Northerly Island to Calumet Harbor IL; Calumet Harbor IL to Gary IN; Gary to Burns Harbor IN; Burns Harbor to Michigan City IN; Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake; Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake
Forcast Office:
NWS Chicago IL
Sender:
w-nws.webmaster@noaa.gov