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Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
333 FZUS53 KLOT 050210 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 910 PM CDT Thu Jul 4 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>742-050915- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 910 PM CDT Thu Jul 4 2024 .REST OF TONIGHT...Southeast winds 5 to 10 kt becoming south after midnight, then southwest toward morning. Chance of showers and thunderstorms after midnight. Waves around 1 ft. .FRIDAY...Southwest winds 10 to 20 kt becoming west and increasing to 15 to 25 kt in the afternoon. Chance of showers and thunderstorms in the morning, then scattered showers and slight chance of thunderstorms in the afternoon. Waves around 1 ft building to 1 to 3 ft. .FRIDAY NIGHT...West winds 10 to 20 kt becoming northwest 10 to 15 kt. Isolated showers in the evening. Waves 1 to 2 ft. .SATURDAY...Northwest winds 10 to 15 kt becoming northeast in the afternoon. Mostly cloudy in the morning then clearing. Waves 1 to 2 ft. $$ LMZ743>745-050915- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 910 PM CDT Thu Jul 4 2024 .REST OF TONIGHT...Southeast winds 5 to 10 kt becoming south late. Chance of showers and slight chance of thunderstorms after midnight. Waves 1 ft or less. .FRIDAY...Southwest winds 10 to 20 kt becoming west and increasing to 15 to 25 kt in the afternoon. Chance of showers and thunderstorms in the morning, then slight chance of thunderstorms with isolated showers in the afternoon. Waves around 1 ft building to 1 to 3 ft. .FRIDAY NIGHT...West winds 10 to 20 kt. Isolated showers in the evening. Waves 1 to 3 ft. .SATURDAY...Northwest winds 10 to 15 kt becoming north 5 to 10 kt in the afternoon. Mostly cloudy in the morning then clearing. Waves 1 to 3 ft. $$ Ratzer