Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 201513
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
913 AM CST Tue Feb 20 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>742-202215-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
913 AM CST Tue Feb 20 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING...

.REST OF TODAY...Southwest winds 15 to 25 kt. Areas of dense fog.
showers and slight chance of thunderstorms. Waves 2 to 4 ft.
.TONIGHT...West winds 10 to 20 kt becoming northwest 15 to 20 kt.
Areas of dense fog in the evening. Rain in the evening, then rain
likely with possible freezing rain, sleet and snow after
midnight. Waves 2 to 4 ft.
.WEDNESDAY...Northwest winds 15 to 20 kt becoming north 10 to
15 kt in the afternoon. Partly sunny. Waves 2 to 4 ft.
.WEDNESDAY NIGHT...Northeast winds 10 to 20 kt. Slight chance of
snow after midnight. Waves 2 to 4 ft.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ743>745-202215-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
913 AM CST Tue Feb 20 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

.REST OF TODAY...South winds to 30 kt. A few gusts to gales to 35
kt. Areas of dense fog. showers and slight chance of
thunderstorms. Waves 2 to 4 ft.
.TONIGHT...West winds 15 to 20 kt becoming northwest 20 to 25 kt
after midnight. Areas of dense fog in the evening. Slight chance
of thunderstorms in the evening. Rain through the night with a
possible wintry mix after midnight. Waves 2 to 4 ft building to 3
to 5 ft.
.WEDNESDAY...North winds 15 to 20 kt. Partly sunny. Waves 3 to 5
ft subsiding to 2 to 4 ft.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 kt. Slight chance of
snow after midnight. Waves 1 to 3 ft.

WAVE FORECAST IS FOR ICE FREE AREAS

$$
Rodriguez



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