664
FZUS53 KLOT 301945
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
245 PM CDT MON MAR 30 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>742-310315-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
245 PM CDT MON MAR 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY EVENING...
TONIGHT
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST 15 TO 25
KT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE EVENING AND
OVERNIGHT. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
TUESDAY
SOUTHWEST WINDS 20 TO 25 KT INCREASING TO 30 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SHOWERS
WITH THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES 2 TO 4 FT.
TUESDAY NIGHT
NORTH WINDS 20 TO 25 KT. RAIN SHOWERS WITH
THUNDERSTORMS LIKELY IN THE EVENING, THEN CHANCE OF SHOWERS
OVERNIGHT. WAVES 3 TO 5 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO
9 FT.
WEDNESDAY
NORTHEAST WINDS 20 TO 25 KT. CHANCE OF SHOWERS.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
LMZ743>745-310315-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
245 PM CDT MON MAR 30 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY EVENING...
TONIGHT
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST. CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FT BUILDING
TO 2 TO 4 FT.
TUESDAY
SOUTHWEST WINDS 20 TO 25 KT INCREASING TO 30 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SHOWERS
WITH THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES 2 TO 4 FT.
TUESDAY NIGHT
NORTH WINDS 20 TO 25 KT. RAIN SHOWERS WITH
THUNDERSTORMS LIKELY IN THE EVENING, THEN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 3 TO 5 FT
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
WEDNESDAY
NORTHEAST WINDS 20 TO 25 KT. CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 4 TO 7 FT OCCASIONALLY TO 9
FT.
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