197
FZUS53 KLOT 151426 CCA
NSHLOT
NEARSHORE MARINE FORECAST...CORRECTED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
926 AM CDT THU MAY 15 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.
LMZ740-741-152130-
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
926 AM CDT THU MAY 15 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CDT TODAY
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
...GALE WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TODAY
SOUTHEAST WINDS 5 TO 15 KT INCREASING TO 20 TO
25 KT THIS AFTERNOON. AREAS OF DENSE FOG THROUGH MIDDAY. ISOLATED
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS
MAY BE SEVERE. WAVES AROUND 1 FT BUILDING TO 2 TO 4 FT.
TONIGHT
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 10 TO 15
KT. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING. SOME
THUNDERSTORMS MAY BE SEVERE. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3
FT.
FRIDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 35 KT GALES.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
WAVES 2 TO 4 FT BUILDING TO 3 TO 6 FT OCCASIONALLY TO 8 FT.
FRIDAY NIGHT
SOUTHWEST GALES TO 35 KT BECOMING WEST AND
DIMINISHING TO 15 TO 20 KT. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE EVENING. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO
1 TO 3 FT.
LMZ742-743-152130-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
926 AM CDT THU MAY 15 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
...GALE WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TODAY
SOUTHEAST WINDS 5 TO 15 KT BECOMING SOUTH 20 TO
25 KT THIS AFTERNOON. PATCHY FOG LATE IN THE MORNING. ISOLATED
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
BE SEVERE. WAVES 1 TO 3 FT.
TONIGHT
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 10 TO 15
KT. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING. SOME
THUNDERSTORMS MAY BE SEVERE. WAVES 1 TO 3 FT.
FRIDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 35 KT GALES.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT.
FRIDAY NIGHT
SOUTHWEST GALES TO 35 KT BECOMING WEST AND
DIMINISHING TO 15 TO 20 KT OVERNIGHT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO
3 FT.
LMZ744-745-152130-
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
926 AM CDT THU MAY 15 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
SOUTHEAST WINDS 15 TO 20 KT BECOMING SOUTH 20 TO
25 KT. PATCHY FOG LATE IN THE MORNING. ISOLATED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE.
WAVES 1 TO 3 FT.
TONIGHT
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 10 TO 15
KT. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING. SOME
THUNDERSTORMS MAY BE SEVERE. WAVES 1 TO 3 FT.
FRIDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO
3 FT BUILDING TO 2 TO 4 FT. A SMALL CRAFT ADVISORY WILL LIKELY BE
NEEDED.
FRIDAY NIGHT
SOUTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO
20 KT OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
KJB
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