675
FZUS53 KLOT 231510
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1010 AM CDT MON MAR 23 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>742-232130-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
1010 AM CDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON
REST OF TODAY
NORTH WINDS 20 TO 25 KT BECOMING NORTHEAST AND
DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. MOSTLY SUNNY. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 3 TO 5 FT LATE.
TONIGHT
EAST WINDS 10 TO 15 KT BECOMING SOUTH LATE. MOSTLY
CLEAR IN THE EVENING, THEN BECOMING MOSTLY CLOUDY. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 2 FT.
TUESDAY
SOUTH WINDS 10 TO 15 KT. MOSTLY CLOUDY. WAVES 1 TO
2 FT.
TUESDAY NIGHT
SOUTH WINDS AROUND 10 KT. MOSTLY CLOUDY. WAVES
1 TO 2 FT.
LMZ743>745-232130-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
1010 AM CDT MON MAR 23 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING
REST OF TODAY
NORTH WINDS TO 30 KT DIMINISHING TO 15 TO 20 KT
IN THE AFTERNOON. MOSTLY CLOUDY LATE IN THE MORNING THEN
CLEARING. WAVES 6 TO 9 FT OCCASIONALLY TO 12 FT SUBSIDING TO 4 TO
6 FT OCCASIONALLY TO 8 FT.
TONIGHT
NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTH LATE.
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY CLOUDY. WAVES
3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT BY MORNING.
TUESDAY
SOUTH WINDS 10 TO 15 KT. PARTLY CLOUDY IN THE MORNING,
THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FT.
TUESDAY NIGHT
SOUTHEAST WINDS AROUND 10 KT BECOMING SOUTH.
MOSTLY CLOUDY. WAVES AROUND 1 FT.
CARLAW
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