Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
012 FZUS53 KLOT 050355 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 955 PM CST Wed Dec 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>743-051015- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN- 955 PM CST Wed Dec 4 2024 ...GALE WARNING IN EFFECT UNTIL 9 AM CST THURSDAY... .REST OF TONIGHT...Northwest gales to 45 kt diminishing to 40 kt. Freezing spray. Occasional flurries and isolated snow showers. Waves 7 to 10 ft occasionally to 13 ft. .THURSDAY...Northwest gales to 35 kt diminishing to 30 kt. Occasional flurries in the morning. Waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 7 ft occasionally to 9 ft. .THURSDAY NIGHT...Northwest winds 15 to 25 kt becoming west 10 to 20 kt. Mostly clear. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. .FRIDAY...West winds 10 to 20 kt. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft. $$ LMZ744-745-051015- Gary to Burns Harbor IN-Burns Harbor to Michigan City IN- 955 PM CST Wed Dec 4 2024 ...GALE WARNING IN EFFECT THROUGH THURSDAY AFTERNOON... .REST OF TONIGHT...Northwest gales to 45 kt diminishing to 40 kt. Freezing spray. Occasional flurries and snow showers. Waves 12 to 16 ft occasionally to 21 ft. .THURSDAY...Northwest gales to 40 kt diminishing to 30 kt late in the afternoon. Freezing spray in the morning. Occasional snow showers and flurries in the morning, then slight chance of snow showers in the afternoon. Waves 10 to 14 ft occasionally to 18 ft. .THURSDAY NIGHT...Northwest winds 15 to 25 kt becoming west 10 to 20 kt. Mostly cloudy in the evening, then becoming partly cloudy. Waves 8 to 11 ft occasionally to 14 ft subsiding to 4 to 7 ft occasionally to 9 ft. .FRIDAY...West winds 10 to 15 kt increasing to 15 to 20 kt. Mostly sunny in the morning, then becoming partly cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft. $$ - Izzi