400
FZUS53 KLOT 170243
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
943 PM CDT MON MAR 16 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>743-171030-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
943 PM CDT MON MAR 16 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
REST OF TONIGHT
NORTHWEST WINDS TO 30 KT. SCATTERED SNOW
SHOWERS THROUGH THE EARLY OVERNIGHT. WAVES 7 TO 10 FT
OCCASIONALLY TO 13 FT SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10
FT.
TUESDAY
NORTHWEST WINDS 15 TO 20 KT BECOMING WEST 10 TO 15 KT.
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY CLOUDY. WAVES 4
TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 2 TO 4 FT.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 15 TO 20
KT OVERNIGHT. CHANCE OF SNOW IN THE EVENING, THEN SNOW OVERNIGHT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
WEDNESDAY
SOUTH WINDS 15 TO 20 KT BECOMING SOUTHWEST 10 TO 15 KT.
SLIGHT CHANCE OF SNOW IN THE MORNING. WAVES 2 TO 4 FT.
LMZ744-745-171030-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
943 PM CDT MON MAR 16 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON
REST OF TONIGHT
NORTHWEST WINDS TO 30 KT. A FEW GALE FORCE
GUSTS TO 35 KT UNTIL MIDNIGHT. SCATTERED SNOW SHOWERS THROUGH THE
EARLY OVERNIGHT. WAVES 10 TO 14 FT OCCASIONALLY TO 18 FT
SUBSIDING TO 8 TO 11 FT OCCASIONALLY TO 14 FT.
TUESDAY
NORTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO 20 KT.
FREEZING SPRAY IN THE MORNING. WAVES 7 TO 10 FT OCCASIONALLY TO 13
FT SUBSIDING TO 3 TO 6 FT OCCASIONALLY TO 8 FT.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 15 TO 20
KT OVERNIGHT. SLIGHT CHANCE OF SNOW IN THE EVENING, THEN SNOW LIKELY
OVERNIGHT. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
WEDNESDAY
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. SLIGHT
CHANCE OF RAIN AND SNOW IN THE MORNING. WAVES 1 TO 3 FT.
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