Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 190859
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
259 AM CST Mon Feb 19 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>742-191615-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
259 AM CST Mon Feb 19 2018

.TODAY...South winds 10 to 20 kt increasing to 15 to 25 kt in the
afternoon. Patchy fog. Chance of showers in the morning. Slight
chance of thunderstorms through the day. Rain showers in the
afternoon. Waves 1 to 3 ft.
.TONIGHT...Southwest winds 15 to 20 kt. Patchy fog. Showers and a
chance of thunderstorms. Waves 1 to 3 ft.
.TUESDAY...South winds 15 to 25 kt becoming southwest in the
afternoon. Patchy fog in the morning. Showers and slight chance
of thunderstorms through the day. Waves 2 to 4 ft.
.TUESDAY NIGHT...Northwest winds 10 to 20 kt. Rain in the
evening, then rain likely, chance of light sleet, light freezing
rain and snow after midnight. Waves 1 to 3 ft building to 2 to 4
ft after midnight.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ743>745-191615-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
259 AM CST Mon Feb 19 2018

.TODAY...South winds 10 to 20 kt increasing to 15 to 25 kt in the
afternoon. Patchy fog. Showers and slight chance of thunderstorms
through the day. Waves 1 to 3 ft.
.TONIGHT...Southwest winds 15 to 25 kt. Patchy fog. Showers and a
chance of thunderstorms. Waves 1 to 3 ft.
.TUESDAY...Southwest winds 15 to 25 kt. Patchy fog. Showers and
slight chance of thunderstorms. Waves 1 to 3 ft.
.TUESDAY NIGHT...West winds 10 to 20 kt becoming north 15 to
20 kt after midnight. Slight chance of thunderstorms in the
evening. Rain through the night. Slight chance of light sleet
after midnight. Waves 1 to 3 ft building to 3 to 5 ft after
midnight.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

BMD



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