947
FZUS53 KLOT 240318
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
918 PM CST TUE DEC 23 2025
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>742-241045-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
918 PM CST TUE DEC 23 2025
REST OF TONIGHT
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTHEAST
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FT BUILDING TO 2 TO 4
FT.
WEDNESDAY
SOUTHEAST WINDS 10 TO 20 KT. CHANCE OF LIGHT RAIN
AND DRIZZLE IN THE LATE AFTERNOON. WAVES 2 TO 4 FT.
WEDNESDAY NIGHT
SOUTH WINDS 10 TO 15 KT BECOMING NORTH
OVERNIGHT. PATCHY FOG. RAIN AND DRIZZLE LIKELY IN THE EVENING,
THEN SLIGHT CHANCE OF DRIZZLE OVERNIGHT. WAVES 1 TO 3 FT.
THURSDAY
NORTHEAST WINDS 15 TO 20 KT. CLOUDY. WAVES 3 TO 5 FT.
LMZ743>745-241045-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
918 PM CST TUE DEC 23 2025
REST OF TONIGHT
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTHEAST
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FT BUILDING TO 2 TO 4
FT.
WEDNESDAY
SOUTHEAST WINDS 10 TO 20 KT. CHANCE OF LIGHT RAIN
AND DRIZZLE IN THE LATE AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO 1
TO 3 FT.
WEDNESDAY NIGHT
SOUTH WINDS 10 TO 15 KT BECOMING NORTHWEST
OVERNIGHT. PATCHY FOG. RAIN AND DRIZZLE LIKELY IN THE EVENING,
THEN SLIGHT CHANCE OF RAIN AND DRIZZLE OVERNIGHT. WAVES 1 TO 2 FT.
THURSDAY
NORTHEAST WINDS 15 TO 20 KT. CLOUDY. WAVES 2 TO 4 FT.
DK
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