Nearshore Marine Forecast
Issued by NWS Northern Indiana

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FZUS53 KIWX 280812
NSHIWX

Nearshore Marine Forecast
National Weather Service Northern Indiana
412 AM EDT Thu Aug 28 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ046-281415-
Michigan City IN to New Buffalo MI-
412 AM EDT Thu Aug 28 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH FRIDAY MORNING...

.TODAY...West winds 10 to 15 knots becoming northwest. Showers
likely with a slight chance of thunderstorms this morning, then a
chance of showers with a slight chance of thunderstorms early
this afternoon. A slight chance of showers and thunderstorms
late. A slight chance of waterspouts this afternoon. Waves 1 to
3 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...North winds 15 to 20 knots becoming northeast 10 to
15 knots. Gusts up to 25 knots. A slight chance of waterspouts in
the evening. Waves 2 to 4 feet building to 4 to 6 feet.
.FRIDAY...Northeast winds 5 to 10 knots becoming north. Mostly
sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet.
.FRIDAY NIGHT...North winds 10 knots or less becoming east.
Partly cloudy. Waves around 1 foot.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 71 degrees and at Michigan
City is 71 degrees.

$$

LMZ043-281415-
New Buffalo MI to St Joseph MI-
412 AM EDT Thu Aug 28 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH FRIDAY MORNING...

.TODAY...West winds 10 to 15 knots becoming northwest. Showers
likely with a slight chance of thunderstorms this morning, then a
chance of showers with a slight chance of thunderstorms early
this afternoon. A slight chance of showers and thunderstorms
late. A slight chance of waterspouts this afternoon. Waves 1 to
3 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...North winds 15 to 20 knots becoming northeast 10 to
15 knots. Gusts up to 25 knots. A slight chance of waterspouts in
the evening. Waves 3 to 6 feet.
.FRIDAY...Northeast winds 5 to 10 knots becoming north. Mostly
sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY NIGHT...North winds 10 knots or less becoming east.
Mostly clear. Waves around 1 foot.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 71 degrees and at Michigan
City is 71 degrees.

$$