Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 221958
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
258 PM CDT Sun Oct 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>743-230315-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-Calumet Harbor to Gary-
258 PM CDT Sun Oct 22 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

.TONIGHT...Northwest winds to 30 kt becoming north 15 to 25 kt
early this evening and diminishing to 10 to 20 kt late this
evening. Rain. Waves 3 to 5 ft subsiding to 2 to 4 ft by
midnight.
.MONDAY...North winds 10 to 15 kt becoming northwest in the
afternoon. Chance of rain. Waves 2 to 4 ft subsiding to 1 to 3 ft
in the afternoon.
.MONDAY NIGHT...West winds 15 to 25 kt. Chance of showers. Waves
2 to 4 ft.
.TUESDAY...West winds to 30 kt. Rain showers likely. Waves 2 to
4 ft. A Small Craft Advisory will likely be needed.

$$

LMZ744-745-230315-
Gary to Burns Harbor-Burns Harbor to Michigan City-
258 PM CDT Sun Oct 22 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

.TONIGHT...South winds 15 to 25 kt turning sharply to northwest to
30 kt late this afternoon and then easing to 15 to 25 kt early
this evening. North winds easing to 10 to 15 kt after midnight.
Rain. Waves 4 to 6 ft occasionally to 8 ft gradually subsiding to
3 to 5 ft.
.MONDAY...North winds 10 to 20 k becoming northwest 10 to 15 kt in
the afternoon. Rain likely. Waves 3 to 5 ft subsiding to 2 to 4
ft.
.MONDAY NIGHT...West winds 15 to 25 kt increasing to 30 kt.
Chance of showers. Waves 3 to 5 ft building to 4 to 6 ft
occasionally to 8 ft after midnight. A Small Craft Advisory will
likely be needed.
.TUESDAY...West winds to 30 kt. Rain showers likely. Waves 4 to 7
ft occasionally to 9 ft in the afternoon. A Small Craft Advisory will
likely be needed.

$$

MTF


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