Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 180919
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
319 AM CST Sat Nov 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>742-181600-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
319 AM CST Sat Nov 18 2017

...GALE WARNING IN EFFECT FROM 9 AM CST THIS MORNING THROUGH LATE
TONIGHT...

.TODAY...North winds 15 to 25 kt increasing to gales to 45 kt in
the late morning. Rain. Waves 3 to 5 ft building to 8 to 11 ft
occasionally to 14 ft.
.TONIGHT...Northwest gales to 35 kt diminishing to 30 kt late.
Slight chance of showers in the evening. Waves 7 to 10 ft
occasionally to 13 ft subsiding to 5 to 8 ft occasionally to 10
ft after midnight.
.SUNDAY...West winds 15 to 25 kt. Mostly sunny. Waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft in the afternoon.
.SUNDAY NIGHT...Southwest winds 15 to 20 kt. Mostly clear. Waves
1 to 3 ft.

$$

LMZ743>745-181600-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
319 AM CST Sat Nov 18 2017

...GALE WARNING IN EFFECT FROM 9 AM CST THIS MORNING THROUGH LATE
TONIGHT...

.TODAY...North winds 10 to 20 kt increasing to gales to 45 kt in
the late morning. Rain. Waves 1 to 3 ft building to 10 to 14 ft
occasionally to 18 ft.
.TONIGHT...Northwest gales to 40 kt. Slight chance of showers in
the evening. Waves 12 to 16 ft occasionally to 21 ft subsiding to
8 to 12 ft occasionally to 16 ft after midnight.
.SUNDAY...West winds to 30 kt. Mostly sunny. Waves 6 to 9 ft
occasionally to 12 ft subsiding to 4 to 7 ft occasionally to 9 ft
in the afternoon.
.SUNDAY NIGHT...Southwest winds 15 to 25 kt. Mostly clear. Waves
3 to 5 ft.

$$



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