Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
763 FZUS53 KLOT 220252 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 852 PM CST Thu Nov 21 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>743-221015- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN- 852 PM CST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...North winds to 30 kt becoming northwest. A few lingering 35 kt gales in the evening. Rain likely early, then slight chance of rain after midnight. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 7 ft occasionally to 9 ft. .FRIDAY...Northwest winds to 30 kt diminishing to 20 to 25 kt. Cloudy. Waves 4 to 7 ft occasionally to 9 ft. .FRIDAY NIGHT...Northwest winds 20 to 25 kt diminishing to 10 to 20 kt. Mostly cloudy. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft. .SATURDAY...Northwest winds 10 to 15 kt becoming west. Mostly cloudy. Waves 1 to 3 ft. $$ LMZ744-745-221015- Gary to Burns Harbor IN-Burns Harbor to Michigan City IN- 852 PM CST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .REST OF TONIGHT...North winds to 30 kt becoming northwest. A few lingering 35 kt gales in the evening. Chance of rain. Waves 7 to 10 ft occasionally to 13 ft subsiding to 5 to 8 ft occasionally to 10 ft. .FRIDAY...Northwest winds to 30 kt with occasional 35 kt gales. Chance of showers. Waves 7 to 10 ft occasionally to 13 ft. .FRIDAY NIGHT...Northwest winds to 30 kt diminishing to 15 to 25 kt. Slight chance of showers in the evening. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft occasionally to 8 ft. .SATURDAY...Northwest winds 10 to 20 kt becoming west 10 to 15 kt. Mostly cloudy. Waves 3 to 5 ft subsiding to 1 to 3 ft late. $$ Carlaw