564
FZUS53 KLOT 150815
NSHLOT
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
315 AM CDT THU OCT 15 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>742-151515-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
315 AM CDT THU OCT 15 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE
FRIDAY NIGHT...
TODAY
EAST WINDS 15 TO 20 KT BECOMING SOUTHEAST. SCATTERED
SHOWERS THROUGHOUT THE DAY. WAVES 3 TO 5 FT.
TONIGHT
SOUTH WINDS 15 TO 25 KT BECOMING WEST TO 30 KT WITH A
FEW GALE FORCE GUSTS TO 35 KT. SHOWERS IN THE EVENING. WAVES 3 TO
5 FT.
FRIDAY
NORTHWEST WINDS TO 30 KT BECOMING NORTHERLY GALES TO 40
KT IN THE AFTERNOON. NUMEROUS SHOWERS ESPECIALLY IN THE AFTERNOON.
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT QUICKLY BUILDING TO 7 TO 10 FT OCCASIONALLY
TO 13 FT.
FRIDAY NIGHT
NORTHERLY GALES TO 40 KT DIMINISHING TO 30 KT
AFTER MIDNIGHT. SCATTERED SHOWERS ENDING BY MIDNIGHT. WAVES 12 TO
14 FT OCCASIONALLY TO 18 FT.
LMZ743>745-151515-
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
315 AM CDT THU OCT 15 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE
FRIDAY NIGHT...
TODAY
EAST WINDS 15 TO 20 KT BECOMING SOUTHEAST. SCATTERED
SHOWERS THROUGHOUT THE DAY. WAVES 3 TO 5 FT.
TONIGHT
SOUTH WINDS 15 TO 25 KT BECOMING WEST TO 30 KT WITH A
FEW GALE FORCE GUSTS TO 35 KT. SHOWERS. WAVES 1 TO 2 FT BUILDING
TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
FRIDAY
NORTHWEST WINDS TO 30 KT BECOMING NORTHERLY GALES TO 40
KT IN THE AFTERNOON. NUMEROUS SHOWERS ESPECIALLY IN THE AFTERNOON.
SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. WAVES 8 TO 11 FT
OCCASIONALLY TO 14 FT BUILDING TO 12 TO 14 FT OCCASIONALLY TO 18
FT.
FRIDAY NIGHT
NORTHERLY GALES TO 40 KT DIMINISHING TO 30 KT
AFTER MIDNIGHT. SCATTERED SHOWERS ENDING BY MIDNIGHT. WAVES 12 TO
16 FT OCCASIONALLY TO 21 FT.
BORCHARDT
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