Northerly Island - Calumet Harbor
LMZ740>743-090415- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN- 231 PM CST Mon Dec 8 2025
..SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM CST THIS EVENING THROUGH TUESDAY MORNING
..GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON
TONIGHT
South winds 15 to 25 kt becoming southwest to 30 kt. Chance of snow after midnight. Waves 2 to 4 ft building to 3 to 5 ft.
TUESDAY
Southwest winds to 30 kt diminishing to 15 to 25 kt. Cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft.
TUESDAY NIGHT
Southwest winds 15 to 25 kt increasing to gales to 35 kt in the evening then becoming west overnight. Rain. Waves 4 to 6 ft occasionally to 8 ft.
WEDNESDAY
Northwest gales to 35 kt diminishing to 30 kt in the afternoon. Snow and rain in the morning, then chance of snow in the afternoon. Waves building to 6 to 9 ft occasionally to 12 ft. $$
..SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM CST THIS EVENING THROUGH TUESDAY MORNING
..GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON
TONIGHT
South winds 15 to 25 kt becoming southwest to 30 kt. Chance of snow after midnight. Waves 2 to 4 ft building to 3 to 5 ft.
TUESDAY
Southwest winds to 30 kt diminishing to 15 to 25 kt. Cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft.
TUESDAY NIGHT
Southwest winds 15 to 25 kt increasing to gales to 35 kt in the evening then becoming west overnight. Rain. Waves 4 to 6 ft occasionally to 8 ft.
WEDNESDAY
Northwest gales to 35 kt diminishing to 30 kt in the afternoon. Snow and rain in the morning, then chance of snow in the afternoon. Waves building to 6 to 9 ft occasionally to 12 ft. $$
