457
FZUS53 KLOT 110839
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
339 AM 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>742-112115-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
339 AM CDT MON MAY 11 2026
EARLY THIS MORNING
NORTHEAST WINDS 10 TO 20 KT. PARTLY CLOUDY.
WAVES 2 TO 4 FT.
TODAY
NORTHEAST WINDS 10 TO 20 KT. SUNNY. WAVES 3 TO 5 FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST LATE.
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY CLOUDY. WAVES
2 TO 4 FT SUBSIDING TO 1 TO 3 FT OVERNIGHT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT IN THE
AFTERNOON. A FEW GALE FORCE GUSTS TO 35 KT POSSIBLE IN THE
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT. A SMALL
CRAFT ADVISORY WILL LIKELY BE NEEDED.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING WEST AND
DIMINISHING TO 15 TO 20 KT OVERNIGHT. CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 2 TO 4 FT
SUBSIDING TO 1 TO 2 FT.
LMZ743>745-112115-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
339 AM CDT MON MAY 11 2026
EARLY THIS MORNING
SOUTHEAST WINDS 10 TO 15 KT. MOSTLY CLOUDY.
WAVES AROUND 1 FT.
TODAY
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH. SUNNY. WAVES
1 TO 2 FT BUILDING TO 3 TO 5 FT IN THE LATE MORNING AND AFTERNOON.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST LATE.
MOSTLY CLEAR. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
TUESDAY
SOUTH WINDS 10 TO 20 KT INCREASING TO 30 KT. CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING WEST AND
DIMINISHING TO AROUND 15 KT OVERNIGHT. SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 2 TO 4 FT.
KJB
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page