Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 230130
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
830 PM CDT Thu Jun 22 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>742-231015-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
830 PM CDT Thu Jun 22 2017

.REST OF TONIGHT...Southwest winds 15 to 25 kt diminishing to 10
to 20 kt and becoming west after midnight and then shifting
northwest by daybreak. Periods of showers and thunderstorms. Waves
2 to 4 ft subsiding to 1 to 3 ft overnight.
.FRIDAY...North winds 10 to 20 kt diminishing to 5 to 10 kt by mid
day and then becoming west late. Slight chance of showers and
thunderstorms in the morning. Waves 2 to 4 ft subsiding to 1 to 3
ft in the afternoon.
.FRIDAY NIGHT...Northwest winds 10 to 15 kt increasing to 15 to 20
kt. Partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft after
midnight.
.SATURDAY...Northwest winds 15 to 20 kt. Mostly sunny. Waves 2 to
4 ft.

$$

LMZ743>745-231015-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
830 PM CDT Thu Jun 22 2017

.TONIGHT...South winds 15 to 25 kt diminishing to 10 to 20 kt and
shifting to west by daybreak. Slight chance of showers and
thunderstorms in the evening, then showers and thunderstorms after
midnight. Waves 1 to 3 ft.
.FRIDAY...Northwest winds 10 to 20 kt becoming north in the
morning and diminishing to 5 to 10 kt during the afternoon.
Chance of showers and thunderstorms in the morning. Waves 2 to 4
ft subsiding to 1 to 3 ft in the afternoon.
.FRIDAY NIGHT...Northwest winds 10 to 15 kt increasing to 15 to 20
kt. Partly cloudy. Waves 1 to 3 ft building to 3 to 5 ft after
midnight.
.SATURDAY...Northwest winds 15 to 20 kt. Mostly sunny. Waves 3 to
5 ft.

$$

RC


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