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Special Marine Warning
ActiveWinthrop 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
Status
In Progress
Started 5 minutes ago
Ends
Issued
Severity
Severe
Urgency
Immediate
Certainty
Likely
Details
For the following areas...
Nearshore Waters from Winthrop Harbor to Calumet Harbor... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake...
At 107 PM CDT, doppler radar and marine observations indicated very strong southerly winds across much of southern Lake Michigan.
HAZARD...Wind gusts to nearly 50 knots.
SOURCE...Radar and marine observation indicated. As of 100 PM CDT, recent marine observation platform gusts ranged from about 35 knots to nearly 50 knots.
IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves.
Locations impacted include... Harrison-Dever Crib, Wilmette Harbor, 31st Street Harbor, Monroe Harbor, Burns Harbor, Calumet Harbor, Winthrop Harbor, Indiana Harbor, Montrose Harbor, Waukegan Harbor, Burnham Harbor, and Hammond Marina.
Data from the National Weather Service
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