Nearshore Marine Forecast
Issued by NWS Chicago, IL

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470
FZUS53 KLOT 140326
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
926 PM CST Wed Dec 13 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>742-141000-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
926 PM CST Wed Dec 13 2017

...GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.REST OF TONIGHT...North gales to 35 kt diminishing to 30 kt
after midnight and to 15 to 25 kt toward morning. Snow showers.
Waves 6 to 9 ft occasionally to 12 ft subsiding to 5 to 8 ft
occasionally to 10 ft.
.THURSDAY...Northwest winds 10 to 20 kt. Snow showers in the
morning. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to
5 ft in the afternoon.
.THURSDAY NIGHT...West winds 10 to 20 kt. A chance of flurries.
Waves 1 to 3 ft.
.FRIDAY...West winds 15 to 25 kt. Slight chance of snow in the
morning, then a chance of flurries in the afternoon. Waves 1 to
3 ft building to 2 to 4 ft in the afternoon.

$$

LMZ743>745-141000-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
926 PM CST Wed Dec 13 2017

...GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.REST OF TONIGHT...North gales to 35 kt diminishing to 30 kt
after midnight and to 15 to 25 kt toward morning. Snow showers.
Waves 8 to 11 ft occasionally to 14 ft subsiding to 6 to 9 ft
occasionally to 12 ft toward daybreak.
.THURSDAY...Northwest winds 10 to 15 kt. Snow showers in the
morning. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to
5 ft in the afternoon.
.THURSDAY NIGHT...West winds 10 to 20 kt. A chance of flurries.
Waves 2 to 4 ft.
.FRIDAY...West winds to 30 kt. Chance of snow in the morning,
then a chance of flurries 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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