Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 092057
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
257 PM 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>742-100445-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
257 PM CST Sat Dec 9 2017

...GALE WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING...

.TONIGHT...Northwest gales to 35 kt becoming west winds to 30 kt
in the evening, then becoming 15 to 20 kt overnight. Mostly
cloudy. Waves 7 to 10 ft occasionally to 13 ft subsiding to 2 to 4
ft.
.SUNDAY...Southwest winds 15 to 20 kt becoming northwest 10 to
15 kt in the afternoon. Partly sunny. Waves 2 to 4 ft subsiding
to 1 to 3 ft in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 20 kt becoming west 10 to
15 kt after midnight. Chance of snow showers after midnight.
Waves 1 to 3 ft.
.MONDAY...Southwest winds 15 to 20 kt becoming west 10 to 20 kt
in the afternoon. Chance of snow showers. Waves 1 to 3 ft.

$$

LMZ743>745-100445-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
257 PM CST Sat Dec 9 2017

...GALE WARNING IN EFFECT UNTIL 9 PM CST THIS EVENING...

.TONIGHT...Northwest gales to 45 kt diminshing to northwest winds
to 15 to 25 kt in the late evening and early morning, then
becoming west 15 to 20 kt late. Slight chance of snow showers in
the evening. Waves 12 to 16 ft occasionally to 21 ft subsiding to
7 to 10 ft occasionally to 13 ft by mid to late evening, and then
diminishing to 4 to 6 ft occasionally to 8 ft overnnght.
.SUNDAY...Southwest winds 15 to 20 kt becoming west in the
afternoon. Partly sunny. Waves 3 to 5 ft subsiding to 2 to 4 ft
in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 20 kt becoming west 10 to
15 kt after midnight. Chance of snow showers after midnight.
Waves 3 to 5 ft subsiding to 2 to 4 ft after midnight.
.MONDAY...Southwest winds 15 to 20 kt. Chance of snow showers.
Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon.

$$

KMD



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