203
FZUS53 KLOT 111345
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
845 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.
LMZ740-112115-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
845 AM CDT MON MAY 11 2026
REST OF TODAY
NORTHEAST WINDS 15 TO 25 KT DECREASING TO 10 TO
15 KT THIS AFTERNOON. SUNNY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3
FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. MOSTLY
CLEAR. WAVES 1 TO 3 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING 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. A SMALL
CRAFT ADVISORY WILL LIKELY BE NEEDED.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING WEST AND
DIMINISHING TO 15 TO 20 KT. CHANCE OF SHOWERS AND A THUNDERSTORM.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
LMZ741-742-112115-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
845 AM CDT MON MAY 11 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
REST OF TODAY
NORTHEAST WINDS 20 TO 25 KT BECOMING 15 TO 20 KT
THIS EVENING. SUNNY. WAVES 2 TO 4 FT.
TONIGHT
NORTHEAST WINDS 10 TO 20 KT BECOMING SOUTHEAST AROUND
10 KT. MOSTLY CLEAR. WAVES 1 TO 3 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT WITH A FEW
GALE FORCE GUSTS TO 35 KT. CHANCE OF SHOWERS AND A THUNDERSTORM.
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. CHANCE OF SHOWERS AND A THUNDERSTORM.
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-
845 AM CDT MON MAY 11 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH 20 TO
25 KT. SUNNY. WAVES 1 TO 2 FT QUICKLY BUILDING TO 3 TO 6 FT
OCCASIONALLY TO 8 FT.
TONIGHT
NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 10 TO 15 KT.
MOSTLY CLEAR. WAVES 2 TO 4 FT.
TUESDAY
SOUTH WINDS 10 TO 20 KT INCREASING TO 30 KT. CHANCE OF
SHOWERS AND A THUNDERSTORMS. WAVES 2 TO 4 FT.
TUESDAY NIGHT
SOUTHWEST WINDS TO 30 KT BECOMING WEST AND
DIMINISHING TO AROUND 15 KT. CHANCE OF SHOWERS AND A THUNDERSTORM.
WAVES 2 TO 4 FT.
BORCHARDT
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page