168
FZUS53 KLOT 251941
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
241 PM CDT WED MAR 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>742-260315-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
241 PM CDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
...GALE WARNING IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY
MORNING...
LATE THIS AFTERNOON
SOUTH WINDS 20 TO 25 KT. PARTLY CLOUDY.
WAVES 2 TO 4 FT.
TONIGHT
SOUTHWEST WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
THURSDAY
WEST WINDS 10 TO 15 KT SHIFTING NORTH AND RAPIDLY
INCREASING TO 35 KT GALES IN THE AFTERNOON . PATCHY FOG. SHOWERS
AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS
MAY BE SEVERE. WAVES AROUND 1 FT BUILDING TO 3 TO 5 FT.
THURSDAY NIGHT
NORTH GALES TO 35 KT. RAIN SHOWERS WITH
THUNDERSTORMS LIKELY IN THE EVENING. SOME THUNDERSTORMS MAY BE
SEVERE. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT BUILDING TO 8 TO
11 FT OCCASIONALLY TO 14 FT.
FRIDAY
NORTH WINDS TO 30 KT DIMINISHING TO 10 TO 20 KT. MOSTLY
CLOUDY IN THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 7 TO
10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT.
LMZ743>745-260315-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
241 PM CDT WED MAR 25 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING
...GALE WARNING IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY
MORNING...
LATE THIS AFTERNOON
SOUTHWEST WINDS 20 TO 25 KT. PARTLY
CLOUDY. WAVES 1 TO 3 FT.
TONIGHT
SOUTH WINDS 15 TO 20 KT DIMINISHING TO 10 TO 15 KT.
SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FT.
THURSDAY
SOUTHWEST WINDS 10 TO 15 KT SHIFTING NORTH AND
RAPIDLY INCREASING TO 35 KT GALES LATE IN THE AFTERNOON. PATCHY
FOG. SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON. SOME
THUNDERSTORMS MAY BE SEVERE. WAVES 1 TO 2 FT BUILDING TO 2 TO 4
FT.
THURSDAY NIGHT
NORTH GALES TO 35 KT. PATCHY FOG IN THE
EVENING. RAIN SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
SLIGHT CHANCE OF SHOWERS OVERNIGHT. SOME THUNDERSTORMS MAY BE
SEVERE. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT BUILDING TO 8 TO
11 FT OCCASIONALLY TO 14 FT.
FRIDAY
NORTH WINDS TO 30 KT DIMINISHING TO 15 TO 20 KT. MOSTLY
CLOUDY IN THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 7 TO
10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 5 TO 8 FT OCCASIONALLY
TO 10 FT.
CARLAW
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