Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 201459
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
959 AM CDT Thu Jul 20 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>742-202115-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
959 AM CDT Thu Jul 20 2017

.REST OF TODAY...Southwest winds 15 to 25 kt diminishing to 10 to
20 kt...then becoming north 10 to 15 kt late. Slight chance of
showers and thunderstorms. Waves 3 to 5 ft subsiding to 1 to 2
ft.
.TONIGHT...Northeast winds 10 to 15 kt diminishing to around 5
kt after midnight. Slight chance of showers and thunderstorms.
Waves 1 to 2 ft.
.FRIDAY...East winds 5 to 10 kt. Chance of showers and
thunderstorms. Waves 1 to 2 ft.
.FRIDAY NIGHT...Southeast winds 10 to 15 kt. Showers and
thunderstorms likely. Waves 1 to 3 ft.

$$

LMZ743>745-202115-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
959 AM CDT Thu Jul 20 2017

.REST OF TODAY...South winds 15 to 25 kt becoming southwest 10 to
20 kt...and then veering to north 10 to 15 kt late. A few gusts to
30 kt this morning. Chance of showers and thunderstorms. Waves 2
to 4 ft subsiding to 1 to 2 ft.
.TONIGHT...North winds 10 to 15 kt becoming northeast around 5
kt after midnight. Slight chance of showers and thunderstorms.
Waves 1 to 3 ft.
.FRIDAY...East winds 5 to 10 kt. Chance of showers and
thunderstorms. Waves 1 to 2 ft.
.FRIDAY NIGHT...Southeast winds 10 to 15 kt. Showers and
thunderstorms likely. Waves 1 ft or less.

$$
Rodriguez



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