Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 122054
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
354 PM CDT Thu Apr 12 2018

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>742-130315-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
354 PM CDT Thu Apr 12 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH
LATE FRIDAY NIGHT...
...GALE WARNING IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
AFTERNOON...

.TONIGHT...Northeast winds 15 to 20 kt. Slight chance of showers
through the night. Waves 2 to 4 ft.
.FRIDAY...Northeast winds 10 to 20 kt. Slight chance of
thunderstorms in the morning. Chance of showers through the day.
Waves 2 to 4 ft.
.FRIDAY NIGHT...Northeast winds to 30 kt increasing to gales to
35 kt after midnight. Rain showers likely in the evening, then
showers after midnight. Waves 4 to 7 ft occasionally to 9 ft
building to 6 to 9 ft occasionally to 12 ft after midnight.
.SATURDAY...Northeast gales to 35 kt. Rain showers in the
morning, then showers likely in the afternoon. Waves 8 to 11 ft
occasionally to 14 ft.

$$

LMZ743>745-130315-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
354 PM CDT Thu Apr 12 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...

.TONIGHT...East winds 10 to 20 kt. Mostly cloudy. Waves 1 to
3 ft.
.FRIDAY...Southeast winds 10 to 20 kt becoming southwest 15 to
20 kt in the afternoon. Slight chance of thunderstorms in the
morning. Chance of showers through the day. Waves 1 to 3 ft.
.FRIDAY NIGHT...Southeast winds around 15 kt becoming east after
midnight. Rain showers likely in the evening, then showers after
midnight. Waves 1 to 3 ft building to 3 to 5 ft after midnight.
.SATURDAY...East winds 15 to 25 kt. Rain showers in the morning,
then showers likely in the afternoon. Waves 3 to 5 ft building to
4 to 6 ft occasionally to 8 ft in the afternoon.

$$



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