Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 171411
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
911 AM CDT Tue Apr 17 2018

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>742-172130-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
911 AM CDT Tue Apr 17 2018

.REST OF TODAY...Northwest winds 15 to 25 kt becoming north 10 to
15 kt late. Partly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft
in the afternoon.
.TONIGHT...Northeast winds 5 to 10 kt becoming east 10 to 15 kt
after midnight. Partly cloudy. Waves 1 to 3 ft.
.WEDNESDAY...East winds 15 to 20 kt becoming northeast in the
afternoon. Chance of rain, slight chance of thunderstorms and a
chance of light freezing rain in the morning. Chance of light
sleet through the day. Rain and snow in the afternoon. Waves 2 to
4 ft building to 3 to 5 ft in the afternoon.
.WEDNESDAY NIGHT...Northwest winds 15 to 25 kt increasing to
30 kt after midnight. Rain and snow in the evening, then chance
of snow after midnight. Waves building to 4 to 7 ft occasionally
to 9 ft after midnight. A small craft advisory will likely be
needed.

$$

LMZ743>745-172130-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
911 AM CDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northwest winds 15 to 25 kt becoming north 10 to
15 kt late. Partly sunny. Waves 4 to 6 ft occasionally to 8 ft
subsiding to 2 to 4 ft.
.TONIGHT...Northeast winds 10 to 15 kt becoming east after
midnight. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft
after midnight.
.WEDNESDAY...East winds 15 to 20 kt becoming northeast in the
afternoon. Chance of light sleet and light freezing rain in the
morning. Rain likely through the day. Waves 1 to 3 ft building to
2 to 4 ft in the afternoon.
.WEDNESDAY NIGHT...Northwest winds to 30 kt. Rain and snow in the
evening, then chance of rain and snow after midnight. Waves building
to 4 to 7 ft occasionally to 9 ft after midnight. A small craft
advisory will likely be needed.

$$

Kluber



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