Nearshore Marine Forecast
Issued by NWS Northern Indiana

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248
FZUS53 KIWX 171848
NSHIWX

Nearshore Marine Forecast
National Weather Service Northern Indiana
248 PM EDT Thu Apr 17 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ046-180400-
Michigan City IN to New Buffalo MI-
248 PM EDT Thu Apr 17 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING...

.TONIGHT...South winds 15 to 20 knots. Gusts up to 30 knots. A
chance of showers this evening, then a slight chance of showers
after midnight. A slight chance of showers and thunderstorms
late. Waves 1 to 3 feet.
.FRIDAY...South winds 15 to 20 knots becoming southwest. Gusts up
to 30 knots. A slight chance of showers and thunderstorms in the
morning. Waves 1 to 3 feet.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. Gusts up to 30 knots. A chance of showers and
thunderstorms in the evening, then showers likely with a chance
of thunderstorms overnight. Waves 1 to 3 feet.
.SATURDAY...Northwest winds around 10 knots becoming north.
Showers likely in the morning, then a chance of showers in the
afternoon. Waves around 2 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph and at Michigan City is 44
degrees.

$$

LMZ043-180400-
New Buffalo MI to St Joseph MI-
248 PM EDT Thu Apr 17 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING...

.TONIGHT...South winds 15 to 20 knots. Gusts up to 30 knots. A
chance of showers this evening, then a slight chance of showers
after midnight. A slight chance of showers and thunderstorms
late. Waves 1 to 3 feet building to 2 to 4 feet.
.FRIDAY...South winds 15 to 20 knots becoming southwest. Gusts up
to 30 knots. A chance of showers with a slight chance of
thunderstorms in the morning, then a slight chance of showers in
the afternoon. Waves 2 to 4 feet.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. Gusts up to 30 knots. A chance of showers and
thunderstorms in the evening, then showers likely with a chance
of thunderstorms overnight. Waves 2 to 4 feet.
.SATURDAY...Northwest winds around 10 knots becoming north.
Showers likely in the morning, then a chance of showers in the
afternoon. Waves 2 to 3 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph and at Michigan City is 44
degrees.

$$