280
FZUS53 KLOT 112307 AAA
NSHLOT
NEARSHORE MARINE FORECAST...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
607 PM CDT MON MAY 11 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>742-120315-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
607 PM CDT MON MAY 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY EVENING...
TONIGHT
NORTHEAST WINDS AROUND 15 KT BECOMING SOUTHEAST AND
EASING TO 10 TO 15 KT. MOSTLY CLEAR. WAVES 2 TO 4 FT.
TUESDAY
SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST TO 30 KT
WITH A FEW GALE FORCE GUSTS TO 35 KT. CHANCE OF SHOWERS AND A
THUNDERSTORM IN THE AFTERNOON. WAVES 2 TO 4 FT BUILDING TO 3 TO 5
FT.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING NORTHWEST 20
TO 25 KT. WAVES 2 TO 4 FT.
WEDNESDAY
NORTHWEST WINDS 20 TO 25 KT BECOMING NORTH IN THE
AFTERNOON. MOSTLY CLOUDY. WAVES 2 TO 4 FT.
LMZ743>745-120315-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
607 PM CDT MON MAY 11 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
LATE WEDNESDAY NIGHT...
TONIGHT
NORTH WINDS 15 TO 20 KT BECOMING SOUTHEAST 10 TO
15 KT. CLEAR. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2
TO 4 FT.
TUESDAY
SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST TO 30 KT
WITH A FEW GALE FORCE GUSTS TO 35 KT. CHANCE OF SHOWERS AND A
THUNDERSTORM IN THE AFTERNOON. WAVES 2 TO 4 FT.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING WEST 20 TO 25
KT. WAVES 2 TO 4 FT.
WEDNESDAY
NORTHWEST WINDS 20 TO 25 KT. MOSTLY CLOUDY. WAVES 3
TO 5 FT.
RATZER
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