301
FZUS53 KLOT 041925
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
225 PM CDT MON MAY 4 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>742-050315-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
225 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
LATE THIS AFTERNOON
SOUTHWEST WINDS TO 30 KT. PARTLY CLOUDY. WAVES
2 TO 4 FT.
TONIGHT
SOUTHWEST WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO
15 KT. SCATTERED GUSTY THUNDERSTORMS. WAVES 1 TO 3 FT.
TUESDAY
NORTHWEST WINDS 10 TO 15 KT BECOMING EAST. SLIGHT
CHANCE OF SHOWERS IN THE MORNING. WAVES 1 TO 2 FT.
TUESDAY NIGHT
SOUTHEAST WINDS AROUND 10 KT BECOMING NORTHWEST
OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FT.
WEDNESDAY
NORTH WINDS AROUND 10 KT BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 2 FT.
LMZ743>745-050315-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
225 PM CDT MON MAY 4 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
LATE THIS AFTERNOON
SOUTHWEST WINDS TO 30 KT. PARTLY CLOUDY. WAVES
2 TO 4 FT.
TONIGHT
SOUTHWEST WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO
15 KT. SCATTERED GUSTY THUNDERSTORMS. WAVES 1 TO 3 FT.
TUESDAY
NORTH WINDS AROUND 15 KT BECOMING NORTHEAST LATE.
SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES 1 TO 2 FT.
TUESDAY NIGHT
EAST WINDS AROUND 10 KT BECOMING NORTH
OVERNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FT.
WEDNESDAY
NORTH WINDS AROUND 10 KT. MOSTLY CLOUDY. WAVES 1 TO
2 FT.
BORCHARDT
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