Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
331 FZUS53 KLOT 221446 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 946 AM CDT Wed May 22 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>742-222130- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 946 AM CDT Wed May 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... .REST OF TODAY...West winds 20 to 25 kt. A few clouds. Waves 1 to 3 ft. .TONIGHT...West winds 10 to 20 kt becoming southwest and diminishing to 5 to 10 kt. Clear. Waves 1 to 2 ft subsiding to 1 ft or less. .THURSDAY...Southwest winds 5 to 10 kt becoming east 10 to 15 kt in the afternoon. Sunny. Waves 1 ft or less building to 1 to 2 ft in the afternoon. .THURSDAY NIGHT...Southeast winds 5 to 10 kt becoming south. Mostly clear. Waves around 1 ft. $$ LMZ743>745-222130- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 946 AM CDT Wed May 22 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... .REST OF TODAY...West winds 20 to 25 kt. Mostly sunny. Waves 1 to 3 ft. .TONIGHT...West winds 10 to 20 kt becoming southwest and diminishing to 5 to 10 kt overnight. Clear. Waves 1 to 2 ft. .THURSDAY...Southwest winds 5 to 10 kt becoming northeast in the afternoon. Sunny. Waves 1 ft or less. .THURSDAY NIGHT...Southeast winds 5 to 10 kt. Mostly clear. Waves around 1 ft. $$ Borchardt