Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 171959
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
259 PM CDT Thu Aug 17 2017

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>742-180345-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
259 PM CDT Thu Aug 17 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...West winds 20 to 25 kt...easing to 15 to 20 kt
overnight. Mostly cloudy in the evening then becoming partly
cloudy. Waves 1 to 3 ft.
.FRIDAY...West winds 15 to 20 kt. Mostly sunny. Waves 1 to 3 ft.
.FRIDAY NIGHT...West winds 10 to 15 kt. Chance of showers and
slight chance of thunderstorms. Waves subsiding to 2 ft or less.
.SATURDAY...North winds 5 to 10 kt becoming east in the
afternoon. Mostly sunny. Waves 1 ft or less.

$$

LMZ743>745-180345-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
259 PM CDT Thu Aug 17 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...West winds 20 to 25 kt easing to 15 to 20 kt by morning.
Partly cloudy. Waves 2 to 4 ft building to 3 to 5 ft in the late
evening and overnight.
.FRIDAY...West winds 15 to 20 kt. Mostly sunny. Waves 3 to 5 ft
subsiding to 2 to 4 ft in the afternoon.
.FRIDAY NIGHT...West winds 10 to 15 kt. Chance of showers and
slight chance of thunderstorms. Waves 1 to 3 ft subsiding to 2 ft
or less after midnight.
.SATURDAY...Northwest winds 5 to 10 kt becoming northeast in the
afternoon. Slight chance of showers in the morning. Waves 1 ft or
less.

$$

Ratzer



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