National Weather Service Marine Forecast FZUS53 KLOT

FZUS53 KLOT 142106
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
306 PM CST Wed Jan 14 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>743-150445
Winthrop Harbor to Wilmette Harbor IL
Wilmette Harbor to Northerly Island IL
Northerly Island to Calumet Harbor IL
Calumet Harbor IL to Gary IN
306 PM CST Wed Jan 14 2026

GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT

LATE THIS AFTERNOON
Northwest gales to 40 kt. Freezing spray. Scattered snow showers. Waves 8 to 11 ft occasionally to 14 ft.

TONIGHT
Northwest gales to 40 kt diminishing to 30 kt with occasional gale force gusts to 35 kt after midnight. Freezing spray. Scattered snow showers in the evening, then isolated snow showers after midnight. Waves 8 to 12 ft occasionally to 16 ft subsiding to 7 to 10 ft occasionally to 13 ft.

THURSDAY
Northwest winds to 30 kt becoming southwest and diminishing to 15 to 20 kt. Freezing spray in the morning. Waves 6 to 9 ft occasionally to 12 ft subsiding to 3 to 5 ft.

THURSDAY NIGHT
Southwest winds 15 to 20 kt. Chance of snow in the evening, then snow overnight. Waves 2 to 4 ft.

FRIDAY
Southwest winds around 20 kt becoming west. Snow showers likely in the morning, then chance of snow showers in the afternoon. Waves 2 to 4 ft.

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LMZ744-745-150445
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN
306 PM CST Wed Jan 14 2026

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

LATE THIS AFTERNOON
Northwest gales to 45 kt. Freezing spray. Snow showers. Waves 12 to 16 ft occasionally to 21 ft.

TONIGHT
Northwest gales to 45 kt diminishing to 35 kt. Freezing spray. Snow showers. Waves 12 to 16 ft occasionally to 21 ft subsiding to 10 to 14 ft occasionally to 18 ft.

THURSDAY
Northwest winds to 30 kt becoming west and diminishing to 15 to 20 kt. Freezing spray in the morning. Scattered snow showers in the morning. Waves 8 to 12 ft occasionally to 16 ft subsiding to 4 to 6 ft occasionally to 8 ft.

THURSDAY NIGHT
Southwest winds 15 to 20 kt. Chance of snow in the evening, then snow overnight. Waves 3 to 5 ft subsiding to 2 to 4 ft.

FRIDAY
Southwest winds 20 to 25 kt becoming west. Snow showers likely. Waves 3 to 5 ft.

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Kluber