670
FZUS53 KLOT 251004
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
504 AM CDT Tue Jun 25 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>742-251515-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
504 AM CDT Tue Jun 25 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...
...SEVERE THUNDERSTORM WATCH 456 IN EFFECT UNTIL 11 AM CDT THIS
MORNING...

.TODAY...Southwest winds to 30 kt becoming west 15 to 25 kt in the
afternoon. Showers and thunderstorms likely in the morning, then
chance of showers and thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds and heavy rainfall. Waves 2
to 4 ft subsiding to 1 to 3 ft.
.TONIGHT...West winds 10 to 15 kt diminishing to 5 to 10 kt.
Chance of showers and thunderstorms. Some thunderstorms may
produce gusty winds and heavy rainfall in the evening. Waves 1 to
2 ft subsiding to 1 ft or less.
.WEDNESDAY...Northwest winds 10 to 15 kt becoming north 15 to
20 kt in the afternoon. Slight chance of showers and
thunderstorms in the morning. Waves 1 to 2 ft building to 2 to
4 ft.
.WEDNESDAY NIGHT...North winds 10 to 20 kt. Mostly clear. Waves
3 to 5 ft subsiding to 2 to 4 ft.

$$

LMZ743>745-251515-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
504 AM CDT Tue Jun 25 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...
...SEVERE THUNDERSTORM WATCH 456 IN EFFECT UNTIL 11 AM CDT THIS
MORNING...

.TODAY...Southwest winds to 30 kt becoming west 15 to 25 kt in the
afternoon. Showers and thunderstorms likely. Some thunderstorms
may produce gusty winds and heavy rainfall. Waves 2 to 4 ft
subsiding to 1 to 3 ft.
.TONIGHT...West winds 10 to 15 kt diminishing to 5 to 10 kt.
Showers and thunderstorms likely in the evening, then chance of
showers and thunderstorms overnight. Some thunderstorms may
produce gusty winds and heavy rainfall in the evening. Waves 1 to
2 ft.
.WEDNESDAY...Northwest winds 10 to 15 kt becoming north 15 to
20 kt in the afternoon. Chance of showers and thunderstorms in
the morning. Waves 1 to 2 ft building to 2 to 4 ft.
.WEDNESDAY NIGHT...North winds 15 to 20 kt. Mostly clear. Waves
3 to 5 ft.

$$

Kluber