Nearshore Marine Forecast
Issued by NWS Chicago, IL

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537
FZUS53 KLOT 180800
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
300 AM CDT Wed Oct 18 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>742-181515-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
300 AM CDT Wed Oct 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM CDT THIS MORNING
THROUGH LATE TONIGHT...

.TODAY...South winds 10 to 20 kt increasing to 20 to 25 kt in the
late morning and afternoon. Occasional gusts to 30 kt possible in
the afternoon. Sunny. Waves 1 to 3 ft building to 3 to 5 ft in
the afternoon.
.TONIGHT...Southwest winds 20 to 25 kt diminishing to 10 to 20 kt
after midnight. Mostly clear. Waves 2 to 4 ft subsiding to 1 to 3
ft after midnight.
.THURSDAY...Northwest winds 10 to 15 kt becoming northeast 5 to
10 kt in the afternoon. Sunny. Waves 2 ft or less.
.THURSDAY NIGHT...South winds 10 to 15 kt. Clear. Waves 2 ft or
less.

$$

LMZ743>745-181515-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
300 AM CDT Wed Oct 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM CDT THIS MORNING
THROUGH LATE TONIGHT...

.TODAY...South winds 10 to 20 kt increasing to 20 to 25 kt in the
late morning and afternoon. Sunny. Waves 1 to 3 ft building to 2
to 4 ft late in the afternoon.
.TONIGHT...Southwest winds 20 to 25 kt diminishing to 10
to 20 kt late. Mostly clear. Waves 1 to 3 ft.
.THURSDAY...West winds 10 to 15 kt becoming northeast 5 to 10 kt
in the afternoon. Sunny. Waves 1 to 3 ft subsiding to 2 ft or
less in the afternoon.
.THURSDAY NIGHT...Southeast winds 10 to 15 kt. Clear. Waves 2 ft
or less.

$$

KJB



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