687
FZUS53 KLOT 231414
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
914 AM CDT TUE JUN 23 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>742-232115-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
914 AM CDT TUE JUN 23 2026
REST OF TODAY
NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST 10
TO 15 KT. MOSTLY SUNNY LATE IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
TONIGHT
EAST WINDS AROUND 10 KT BECOMING SOUTH LATE. PARTLY
CLOUDY. WAVES 1 TO 2 FT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
IN THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 TO 2 FT.
WEDNESDAY NIGHT
SOUTHWEST WINDS AROUND 10 KT. SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 1 TO 2 FT.
LMZ743>745-232115-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
914 AM CDT TUE JUN 23 2026
REST OF TODAY
NORTH WINDS 10 TO 20 KT. MOSTLY SUNNY LATE IN
THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FT
SUBSIDING TO 1 TO 3 FT.
TONIGHT
NORTHEAST WINDS AROUND 10 KT BECOMING SOUTH. PARTLY
CLOUDY. WAVES 1 TO 2 FT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST. CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES AROUND 1 FT.
WEDNESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT. SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES AROUND 1 FT.
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