309
FZUS53 KLOT 181440
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
940 AM CDT FRI JUL 18 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>742-182130-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
940 AM CDT FRI JUL 18 2025
REST OF TODAY
EAST WINDS AROUND 10 KT. PARTLY CLOUDY. WAVES 1
TO 3 FT.
TONIGHT
EAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT. CHANCE
OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS LATE. WAVES 1 TO 2
FT.
SATURDAY
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY AND
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FT.
SATURDAY NIGHT
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTH
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES
1 TO 3 FT.
LMZ743>745-182130-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
940 AM CDT FRI JUL 18 2025
REST OF TODAY
EAST WINDS AROUND 10 KT BECOMING NORTHEAST IN
THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 3 FT.
TONIGHT
EAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS LATE. WAVES AROUND 1 FT.
SATURDAY
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING,
THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES
AROUND 1 FT.
SATURDAY NIGHT
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTH
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES
1 TO 2 FT.
RC
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