871
FZUS53 KLOT 070803
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
303 AM CDT WED OCT 7 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>742-072130-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
303 AM CDT WED OCT 7 2026
EARLY THIS MORNING
SOUTHWEST WINDS 15 TO 25 KT. MOSTLY CLEAR.
WAVES 1 TO 3 FT.
TODAY
SOUTHWEST WINDS 15 TO 20 KT BECOMING NORTHWEST 10 TO
15 KT IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FT SUBSIDING
TO AROUND 1 FT.
TONIGHT
WEST WINDS 15 TO 20 KT BECOMING NORTHWEST LATE. CLEAR
IN THE EVENING, THEN BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FT.
THURSDAY
NORTHWEST WINDS 10 TO 20 KT. PARTLY CLOUDY. WAVES
1 TO 3 FT.
THURSDAY NIGHT
WEST WINDS AROUND 10 KT BECOMING AROUND 5 KT
OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FT.
LMZ743>745-072130-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
303 AM CDT WED OCT 7 2026
EARLY THIS MORNING
SOUTHWEST WINDS 15 TO 25 KT. MOSTLY CLEAR.
WAVES 1 TO 3 FT.
TODAY
SOUTHWEST WINDS 15 TO 20 KT BECOMING NORTH AND
DIMINISHING TO AROUND 10 KT IN THE AFTERNOON. MOSTLY SUNNY. WAVES
2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
TONIGHT
WEST WINDS 10 TO 20 KT BECOMING NORTHWEST AND
INCREASING TO 15 TO 20 KT LATE. MOSTLY CLEAR. WAVES AROUND 1 FT
BUILDING TO 2 TO 4 FT.
THURSDAY
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH 10 TO
15 KT IN THE AFTERNOON. PARTLY CLOUDY IN THE MORNING THEN
CLEARING. WAVES 2 TO 4 FT.
THURSDAY NIGHT
NORTHWEST WINDS AROUND 5 KT BECOMING SOUTHWEST
OVERNIGHT. PARTLY CLOUDY. WAVES 1 TO 3 FT.
CARLAW
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