Nearshore Marine Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 131453
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
953 AM CDT Wed Mar 13 2024

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>742-132115-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
953 AM CDT Wed Mar 13 2024

.REST OF TODAY...Northeast winds around 10 kt increasing to 10 to
15 kt this afternoon. Slight chance of showers and thunderstorms
in the afternoon. Waves 1 to 2 ft.
.TONIGHT...Northeast winds 10 to 15 kt becoming east overnight.
Chance of showers and a slight chance of thunderstorms in the
evening, then showers likely and a chance of thunderstorms
overnight. Waves 1 to 3 ft.
.THURSDAY...East winds 10 to 15 kt becoming north 15 to 20 kt in
the afternoon with a few gusts to 25 kt late. Showers and a
chance of thunderstorms. Waves 2 to 4 ft building to 3 to 5 ft.
.THURSDAY NIGHT...North winds 15 to 25 kt. A few gusts to 30 kt
possible in the evening. Rain showers likely and a chance of
thunderstorms in the evening, then a slight chance of showers
overnight. Waves 4 to 6 ft occasionally to 8 ft. A small craft
advisory will likely be needed.

$$

LMZ743>745-132115-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
953 AM CDT Wed Mar 13 2024

.REST OF TODAY...Southwest winds 5 to 10 kt becoming northeast by
midday, then increasing to 10 to 15 kt through the afternoon.
Slight chance of showers in the afternoon. Waves around 1 ft.
.TONIGHT...East winds around 10 kt becoming southeast 10 to 15 kt
overnight. Chance of showers and a slight chance of thunderstorms
in the evening, then showers likely and a chance of thunderstorms
overnight. Waves 1 to 2 ft.
.THURSDAY...Southeast winds 10 to 15 kt becoming southwest by
early afternoon, then becoming northwest late. Showers and a
chance of thunderstorms. Waves 1 to 2 ft.
.THURSDAY NIGHT...North winds 15 to 25 kt. Showers likely and a
chance of thunderstorms in the evening, then chance of showers
and slight chance of thunderstorms overnight. Waves 2 to 4 ft
building to 3 to 5 ft. A small craft advisory may be needed.

$$

KJB


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