974
FZUS53 KLOT 120257
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
957 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>742-121000-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
957 PM CDT MON MAY 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM CDT TUESDAY THROUGH
WEDNESDAY EVENING...
REST OF TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST
LATE. 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>745-121000-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
957 PM CDT MON MAY 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM CDT TUESDAY THROUGH
LATE WEDNESDAY NIGHT...
REST OF TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST
LATE. 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.
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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