337
FZUS53 KLOT 251442
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
942 AM CDT TUE AUG 25 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>742-252115-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
942 AM CDT TUE AUG 25 2026
REST OF TODAY
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTHEAST 10
TO 15 KT IN THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 3 FT.
TONIGHT
SOUTH WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS
OVERNIGHT. WAVES 1 TO 3 FT.
WEDNESDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO
15 KT IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT.
WEDNESDAY NIGHT
WEST WINDS 10 TO 15 KT BECOMING NORTHWEST.
MOSTLY CLEAR. WAVES 1 TO 2 FT.
LMZ743>745-252115-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
942 AM CDT TUE AUG 25 2026
REST OF TODAY
SOUTH WINDS AROUND 5 KT BECOMING EAST 5 TO 10 KT
IN THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 2 FT.
TONIGHT
SOUTH WINDS 10 TO 20 KT. PARTLY CLOUDY IN THE EVENING,
THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FT.
WEDNESDAY
SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT.
WEDNESDAY NIGHT
WEST WINDS 10 TO 15 KT BECOMING NORTHWEST.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
WAVES 1 TO 2 FT.
KLUBER
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