Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 220230
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
930 PM CDT Wed Jun 21 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>742-221015-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
930 PM CDT Wed Jun 21 2017

.REST OF TONIGHT...Southeast winds 5 to 10 kt becoming south 10 to
15 kt and then southwest 10 to 20 kt toward daybreak. Isolated
showers and thunderstorms. Waves 1 to 2 ft.
.THURSDAY...Southwest winds 10 to 20 kt increasing to 15 to 25
kt by mid day. Slight chance of showers and thunderstorms, mainly
in the afternoon. Waves 1 to 3 ft.
.THURSDAY NIGHT...South winds 15 to 20 kt becoming northwest
by daybreak. Showers and thunderstorms likely. Waves 2 to 4 ft.
.FRIDAY...Northwest winds 15 to 20 kt becoming west 10 to 15 kt
in the afternoon. Slight chance of showers and thunderstorms in
the morning. Waves 1 to 3 ft.

$$

LMZ743>745-221015-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
930 PM CDT Wed Jun 21 2017

.REST OF TONIGHT...Southeast winds 5 to 10 kt becoming south 10 to
15 kt and then southwest 10 to 20 kt toward daybreak. Mostly
cloudy. Waves 1 ft or less.
.THURSDAY...Southwest winds 10 to 20 kt increasing to 15 to 25
kt by mid day. Partly sunny. Waves 1 to 3 ft.
.THURSDAY NIGHT...South winds 15 to 20 kt becoming southwest
after midnight and then west by daybreak. Showers and
thunderstorms likely. Waves 1 to 3 ft.
.FRIDAY...Northwest winds 15 to 25 kt diminishing to 10 to 15 kt
in the afternoon. Chance of showers and slight chance of
thunderstorms in the morning. Waves 2 to 4 ft subsiding to 1 to 3
ft in the afternoon.

$$

RC



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