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National Weather Service Marine Forecast FZUS53 KLOT

FZUS53 KLOT 171455 AAA
NSHLOT

NEARSHORE MARINE FORECAST...UPDATED
National Weather Service Chicago/Romeoville IL
955 AM CDT Mon May 17 2021

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>742-172115-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
955 AM CDT Mon May 17 2021

REST OF TODAY
Southeast winds 5 to 10 kt this morning,
becoming east 10 to 15 kt in the afternoon. Mostly cloudy. Waves 1
to 3 ft.

TONIGHT
East winds 10 to 15 kt. Mostly cloudy. Waves 1 to
3 ft.

TUESDAY
East winds 15 to 20 kt becoming southeast 15 to 25 kt
in the afternoon. Periods of showers. Waves 2 to 4 ft.

TUESDAY NIGHT
Southeast winds 15 to 20 kt becoming south.
Showers likely, mainly in the evening. Slight chance of
thunderstorms. Waves 2 to 4 ft.



LMZ743>745-172115-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
955 AM CDT Mon May 17 2021

REST OF TODAY
Southeast winds around 10 kt, becoming east 10 to
15 kt in the afternoon. Mostly cloudy. Waves 1 ft or less
building to 1 to 3 ft this afternoon.

TONIGHT
East winds 10 to 15 kt becoming southeast late. Slight
chance of showers. Waves 1 to 3 ft.

TUESDAY
Southeast winds 15 to 20 kt. Periods of showers. Waves
1 to 3 ft.

TUESDAY NIGHT
Southeast winds 15 to 20 kt becoming south.
Chance of showers with a slight chance of thunderstorms. Waves 1
to 3 ft.



Carlaw