Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 090907
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
307 AM CST Sat Dec 9 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>742-091630-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
307 AM CST Sat Dec 9 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...
...GALE WARNING IN EFFECT FROM 9 AM CST THIS MORNING THROUGH THIS
AFTERNOON...

.TODAY...West winds 15 to 25 kt early becoming northwest and
increasing to gales to 40 kt in the late morning and afternoon.
Chance of snow in the morning. Waves 2 to 4 ft building to 6 to
9 ft occasionally to 12 ft.
.TONIGHT...Northwest winds to 30 kt becoming west 15 to 20 kt
after midnight. Partly cloudy in the evening then becoming mostly
cloudy. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6
ft occasionally to 8 ft after midnight.
.SUNDAY...Southwest winds 15 to 20 kt becoming west 10 to 15 kt
in the afternoon. Partly sunny. Waves 2 to 4 ft.
.SUNDAY NIGHT...Northwest winds 10 to 15 kt becoming southwest
after midnight. Slight chance of snow showers after midnight.
Waves 1 to 3 ft.

$$

LMZ743>745-091630-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
307 AM CST Sat Dec 9 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...
...GALE WARNING IN EFFECT FROM 9 AM CST THIS MORNING THROUGH THIS
EVENING...

.TODAY...West winds 15 to 25 kt becoming northwest gales to 45 kt
in the late morning and afternoon. A few storm force gusts to 50
kt possible in the afternoon. Snow likely. Waves 3 to 5 ft
building to 12 to 16 ft occasionally to 21 ft.
.TONIGHT...Northwest gales to 40 kt becoming west 15 to 20 kt
after midnight. Slight chance of snow in the evening. Waves 10 to
14 ft occasionally to 18 ft subsiding to 5 to 8 ft occasionally to
10 ft after midnight.
.SUNDAY...West winds 10 to 20 kt. Partly sunny. Waves 4 to 6 ft
occasionally to 8 ft subsiding to 3 to 5 ft in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 kt becoming west after
midnight. Slight chance of snow showers after midnight. Waves
subsiding to 2 to 4 ft.

$$



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