960
FZUS53 KLOT 121932
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
232 PM CDT TUE MAY 12 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>742-130330-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
232 PM CDT TUE MAY 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING
LATE THIS AFTERNOON
SOUTHWEST WINDS TO 30 KT WITH A FEW GALE
FORCE GUSTS TO 35 KT. SCATTERED SHOWERS WITH ISOLATED
THUNDERSTORMS. WAVES 3 TO 5 FT.
TONIGHT
SOUTHWEST WINDS 20 TO 25 KT BECOMING NORTHWEST.
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS IN THE EVENING.
WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
WEDNESDAY
NORTHWEST WINDS 20 TO 25 KT BECOMING NORTHEAST 15 TO
20 KT. MOSTLY CLOUDY. WAVES 2 TO 4 FT.
WEDNESDAY NIGHT
NORTH WINDS 10 TO 15 KT BECOMING NORTHWEST.
DECREASING CLOUD COVER. WAVES 1 TO 3 FT.
THURSDAY
NORTH WINDS AROUND 10 KT BECOMING EAST IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FT.
LMZ743>745-130330-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
232 PM CDT TUE MAY 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT
LATE THIS AFTERNOON
SOUTHWEST WINDS TO 30 KT WITH A FEW GALE
FORCE GUSTS TO 35 KT. SCATTERED SHOWERS WITH ISOLATED
THUNDERSTORMS. WAVES 3 TO 5 FT.
TONIGHT
SOUTHWEST WINDS 20 TO 25 KT BECOMING NORTHWEST.
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS IN THE EVENING.
WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
WEDNESDAY
NORTHWEST WINDS 20 TO 25 KT BECOMING NORTH 15 TO
20 KT. MOSTLY CLOUDY. WAVES 3 TO 5 FT.
WEDNESDAY NIGHT
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST AND
DIMINISHING TO AROUND 10 KT. DECREASING CLOUDS. WAVES 3 TO 5 FT
SUBSIDING TO 2 TO 4 FT.
THURSDAY
NORTH WINDS AROUND 10 KT. SUNNY. WAVES 1 TO 3 FT.
BORCHARDT
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