947
FZUS53 KLOT 231435
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
935 AM CDT SUN AUG 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.
LMZ740-232145-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
935 AM CDT SUN AUG 23 2026
REST OF TODAY
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTHEAST
10 TO 15 KT IN THE AFTERNOON. SUNNY LATE IN THE MORNING, THEN
BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
TONIGHT
NORTHEAST WINDS 5 TO 10 KT BECOMING NORTHWEST AROUND 5
KT. PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY CLEAR.
WAVES 1 TO 3 FT.
MONDAY
NORTHWEST WINDS AROUND 10 KT BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FT.
MONDAY NIGHT
SOUTHEAST WINDS AROUND 5 KT BECOMING SOUTHWEST
OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FT.
LMZ741>743-232145-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
935 AM CDT SUN AUG 23 2026
REST OF TODAY
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTHEAST
10 TO 15 KT THIS AFTERNOON. SUNNY LATE IN THE MORNING, THEN BECOMING
PARTLY CLOUDY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT BY LATE
AFTERNOON
TONIGHT
NORTHEAST WINDS AROUND 10 KT BECOMING NORTHWEST 5 TO 10
KT. PARTLY CLOUDY IN THE EVENING, THEN BECOMING CLEAR. WAVES 1 TO
3 FT.
MONDAY
WEST WINDS 5 TO 10 KT BECOMING NORTHEAST IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FT.
MONDAY NIGHT
EAST WINDS AROUND 10 KT BECOMING SOUTHWEST
OVERNIGHT. PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY CLEAR.
WAVES 1 TO 2 FT.
LMZ744-745-232145-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
935 AM CDT SUN AUG 23 2026
REST OF TODAY
NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH THIS
AFTERNOON. SLIGHT CHANCE OF SHOWERS LATE IN THE MORNING. WAVES 3
TO 5 FT.
TONIGHT
NORTH WINDS AROUND 10 KT BECOMING NORTHWEST. MOSTLY
CLEAR. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
MONDAY
WEST WINDS AROUND 10 KT BECOMING NORTH IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FT.
MONDAY NIGHT
EAST WINDS AROUND 5 KT BECOMING SOUTH OVERNIGHT.
MOSTLY CLEAR. WAVES 1 TO 2 FT.
- IZZI
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