National Weather Service Marine Forecast FZUS53 KLOT

FZUS53 KLOT 110304
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
904 PM CST Tue Feb 10 2026

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>743-111015
Winthrop Harbor to Wilmette Harbor IL
Wilmette Harbor to Northerly Island IL
Northerly Island to Calumet Harbor IL
Calumet Harbor IL to Gary IN
904 PM CST Tue Feb 10 2026

REST OF TONIGHT
Northwest winds 10 to 20 kt increasing to 15 to 25 kt. Partly cloudy. Waves 2 to 4 ft.

WEDNESDAY
Northwest winds 10 to 20 kt. Partly cloudy in the morning then clearing. Waves 2 to 4 ft subsiding to 1 to 3 ft.

WEDNESDAY NIGHT
Northwest winds 10 to 15 kt. Mostly clear in the evening, then becoming partly cloudy. Waves 1 to 2 ft.

THURSDAY
Northwest winds around 5 kt becoming east in the afternoon. Mostly cloudy. Waves 1 to 2 ft.

Wave heights are for ice free areas.

---

LMZ744-745-111015
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN
904 PM CST Tue Feb 10 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON

REST OF TONIGHT
Northwest winds 10 to 20 kt increasing to 15 to 25 kt. Partly cloudy. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft.

WEDNESDAY
Northwest winds 15 to 25 kt diminishing to 10 to 20 kt. Partly cloudy. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft.

WEDNESDAY NIGHT
Northwest winds 10 to 15 kt. Mostly clear in the evening, then becoming partly cloudy. Waves 2 to 4 ft.

THURSDAY
Northwest winds around 5 kt becoming north in the afternoon. Mostly cloudy. Waves 1 to 3 ft.

Wave heights are for ice free areas.