539
FZUS53 KLOT 190137
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
837 PM CDT SUN OCT 18 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>742-190945-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
837 PM CDT SUN OCT 18 2026
REST OF TONIGHT
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST
AND DIMINISHING TO AROUND 10 KT. CLEAR. WAVES 1 TO 3 FT.
MONDAY
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTHEAST. SUNNY.
WAVES AROUND 1 FT.
MONDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KT BECOMING EAST. PARTLY
CLOUDY. WAVES 1 FT OR LESS.
TUESDAY
EAST WINDS AROUND 5 KT. PARTLY CLOUDY IN THE MORNING,
THEN BECOMING SUNNY. WAVES 1 FT OR LESS.
LMZ743>745-190945-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
837 PM CDT SUN OCT 18 2026
REST OF TONIGHT
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST AND
DIMINISHING TO 5 TO 10 KT LATE. CLEAR. WAVES AROUND 1 FT.
MONDAY
SOUTHWEST WINDS 5 TO 10 KT BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FT OR LESS.
MONDAY NIGHT
EAST WINDS AROUND 5 KT. PARTLY CLOUDY IN THE
EVENING THEN CLEARING. WAVES 1 FT OR LESS.
TUESDAY
EAST WINDS AROUND 5 KT BECOMING NORTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FT OR LESS.
RC
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