Nearshore Marine Forecast
Issued by NWS Chicago, IL

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173
FZUS53 KLOT 020240
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
940 PM CDT Mon Jul 1 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.

LMZ740-020900-
Winthrop Harbor to Wilmette Harbor IL-
940 PM CDT Mon Jul 1 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM CDT TUESDAY THROUGH
TUESDAY MORNING...

.REST OF TONIGHT...Southeast winds 10 to 20 kt becoming south and
increasing to 20 to 25 kt late. Slight chance of showers and
thunderstorms after midnight. Waves 1 to 3 ft building to 3 to 5
ft toward sunrise.
.TUESDAY...South winds 20 to 25 kt becoming southeast 15 to 25 kt
by early afternoon. Chance of showers and slight chance of
thunderstorms in the morning, then slight chance of showers and
thunderstorms in the afternoon. Waves 3 to 5 ft.
.TUESDAY NIGHT...South winds 15 to 20 kt becoming southwest
overnight. Chance of showers and thunderstorms in the evening,
then showers likely and a chance of thunderstorms overnight.
Waves 2 to 4 ft.
.WEDNESDAY...Southwest winds 10 to 15 kt becoming west. Chance of
showers and slight chance of thunderstorms in the morning. Waves
1 to 2 ft.

$$

LMZ741-742-020900-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
940 PM CDT Mon Jul 1 2024

.REST OF TONIGHT...Southeast winds 10 to 20 kt increasing to 15
to 25 kt overnight. Slight chance of showers and thunderstorms
after midnight. Waves 1 to 3 ft building to 2 to 4 ft.
.TUESDAY...South winds 15 to 25 kt becoming southeast. Slight
chance of showers and thunderstorms. Waves 2 to 4 ft.
.TUESDAY NIGHT...South winds 15 to 20 kt becoming southwest.
Slight chance of showers and thunderstorms in the evening, then
showers likely and a chance of thunderstorms overnight. Waves
2 to 4 ft subsiding to 1 to 3 ft.
.WEDNESDAY...Southwest winds 10 to 15 kt. Chance of showers and
thunderstorms in the morning, then slight chance of showers and
thunderstorms in the afternoon. Waves 1 to 2 ft.

$$

LMZ743>745-020900-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
940 PM CDT Mon Jul 1 2024

.REST OF TONIGHT...Southeast winds 10 to 15 kt increasing to 15
to 25 kt overnight. Partly cloudy late in the evening, then
becoming mostly cloudy. Waves 1 to 3 ft.
.TUESDAY...Southeast winds 15 to 20 kt becoming south. Mostly
cloudy. Waves 1 to 3 ft.
.TUESDAY NIGHT...South winds 15 to 20 kt becoming southwest.
Chance of showers and thunderstorms overnight. Waves 1 to 3 ft.
.WEDNESDAY...Southwest winds 15 to 20 kt becoming west 10 to
15 kt. Chance of showers and slight chance of thunderstorms in
the morning, then chance of showers and thunderstorms in the
afternoon. Waves 1 to 3 ft.

$$