Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
294 FZUS53 KLOT 070853 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 353 AM CDT Tue May 7 2024 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>742-071515- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 353 AM CDT Tue May 7 2024 .TODAY...Southeast winds 10 to 15 kt increasing to 15 to 20 kt this morning, then becoming southwest at 10 to 20 kt this afternoon. Showers and thunderstorms likely in the morning, then a chance of thunderstorms in the afternoon. Waves 3 to 5 ft subsiding to 2 to 4 ft this afternoon. .TONIGHT...Southwest winds 10 to 15 kt. Chance of showers and thunderstorms in the evening. Waves 1 to 3 ft subsiding to around 1 ft. .WEDNESDAY...Southwest winds 5 to 10 kt becoming southeast 10 to 15 kt in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves around 1 ft. .WEDNESDAY NIGHT...Northeast winds 10 to 20 kt. Showers and slight chance of thunderstorms in the evening, then showers likely and a chance of thunderstorms overnight. Waves 1 to 3 ft building to 2 to 4 ft. $$ LMZ743>745-071515- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 353 AM CDT Tue May 7 2024 .TODAY...Southeast winds 15 to 20 kt becoming southwest late. Showers and thunderstorms likely. Waves 1 to 3 ft. .TONIGHT...Southwest winds 10 to 15 kt. Slight chance of showers and thunderstorms in the evening. Waves 1 to 2 ft. .WEDNESDAY...Southwest winds 5 to 10 kt becoming east in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves around 1 ft. .WEDNESDAY NIGHT...East winds 10 to 15 kt becoming northeast. Showers and slight chance of thunderstorms in the evening, then showers likely and a chance of thunderstorms overnight. Waves 1 to 2 ft. $$ Ratzer