Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 172034
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
334 PM CDT Tue Apr 17 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>742-180400-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
334 PM CDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY EVENING...

.TONIGHT...North winds 10 to 15 kt becoming northeast late.
Partly cloudy. Waves 1 to 3 ft.
.WEDNESDAY...East winds 15 to 25 kt becoming north 20 to 25 kt in
the afternoon. Rain likely and slight chance of thunderstorms in
the morning. Light sleet likely through the day, mixing with snow
late in the afternoon. Waves 2 to 4 ft building to 4 to 6 ft
occasionally to 8 ft in the afternoon.
.WEDNESDAY NIGHT...North winds to 30 kt. Snow in the evening,
then chance of snow after midnight. Waves building to 4 to 7 ft
occasionally to 9 ft after midnight.
.THURSDAY...Northwest winds 15 to 25 kt. Mostly sunny. Waves 4 to
7 ft occasionally to 9 ft.

$$

LMZ744-745-180400-
Gary to Burns Harbor-Burns Harbor to Michigan City-
334 PM CDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE WEDNESDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT...

.TONIGHT...Northeast winds 10 to 15 kt becoming east late. Partly
cloudy. Waves 3 to 5 ft subsiding to 1 to 3 ft after midnight.
.WEDNESDAY...East winds 10 to 20 kt becoming northeast 15 to
25 kt in the afternoon. Chance of rain in the morning. Slight
chance of thunderstorms through the day. Rain in the afternoon.
Waves 1 to 3 ft building to 3 to 5 ft in the afternoon.
.WEDNESDAY NIGHT...Northwest winds to 30 kt. Rain and snow in the
evening, then chance of snow after midnight. Waves building to 4
to 7 ft occasionally to 9 ft.
.THURSDAY...North winds to 30 kt. Mostly sunny. Waves 6 to 9 ft
occasionally to 12 ft.

$$

LMZ743-180400-
Calumet Harbor to Gary-
334 PM CDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY EVENING...

.TONIGHT...Northeast winds 10 to 15 kt becoming east late. Partly
cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft.
.WEDNESDAY...East winds 15 to 20 kt becoming northeast 20 to
25 kt in the afternoon. Rain likely and slight chance of
thunderstorms in the morning, then rain in the afternoon. Waves
2 to 4 ft building to 4 to 6 ft occasionally to 8 ft in the
afternoon.
.WEDNESDAY NIGHT...Northwest winds 20 to 25 kt. Snow and rain in
the evening, then chance of snow after midnight. Waves building
to 4 to 7 ft occasionally to 9 ft.
.THURSDAY...North winds 15 to 25 kt. Partly sunny in the morning
then clearing. Waves 4 to 7 ft occasionally to 9 ft.

$$

KMD


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