View the latest observations near Atlantic Tropical Storm Philippe and East Pacific Tropical Storm Lidia.
National Weather Service Marine Forecast FZUS53 KLOT
FZUS53 KLOT 041451
NSHLOT
Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
951 AM CDT Wed Oct 4 2023
For waters within five nautical miles of shore on Lake Michigan
Waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered.
LMZ740>745-042115
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
951 AM CDT Wed Oct 4 2023
REST OF TODAY
South winds 15 to 20 kt becoming southwest.
Mostly cloudy. Waves 1 to 3 ft.
TONIGHT
Southwest winds 10 to 15 kt. Slight chance of showers
and thunderstorms in the evening, then rain and slight chance of
thunderstorms overnight. Waves 1 to 2 ft subsiding to around
1 ft.
THURSDAY
West winds 5 to 10 kt becoming south in the
afternoon. Rain likely and slight chance of thunderstorms in the
morning, then chance of showers in the afternoon. Waves around
1 ft.
THURSDAY NIGHT
Southwest winds 5 to 10 kt becoming northwest
10 to 15 kt overnight. Slight chance of showers in the evening.
Waves 1 to 2 ft.
Doom