270
FZUS53 KIWX 231456
NSHIWX

Nearshore Marine Forecast
National Weather Service Northern Indiana
1056 AM EDT Sat Aug 23 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ046-232015-
Michigan City IN to New Buffalo MI-
1056 AM EDT Sat Aug 23 2025

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

.REST OF TODAY...Southwest winds 10 to 15 knots becoming
northwest. A slight chance of showers, then a slight chance of
showers and thunderstorms late. Waves 1 to 3 feet building to
2 to 4 feet.
.TONIGHT...Northwest winds 10 to 15 knots. Partly cloudy. Waves
2 to 4 feet.
.SUNDAY...Northwest winds 10 to 15 knots. Mostly sunny. Waves
2 to 4 feet.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots increasing to
15 to 20 knots. Gusts up to 25 knots. A chance of waterspouts
overnight. A chance of showers overnight. Waves 2 to 4 feet
building to 3 to 5 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 60 degrees and at Michigan
City is 71 degrees.

$$

LMZ043-232015-
New Buffalo MI to St Joseph MI-
1056 AM EDT Sat Aug 23 2025

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

.REST OF TODAY...Southwest winds 10 to 15 knots becoming west. A
chance of showers late this morning, then a slight chance of
showers early this afternoon. A slight chance of showers and
thunderstorms late. Waves 1 to 3 feet building to 2 to 4 feet.
.TONIGHT...Northwest winds 10 to 15 knots. Partly cloudy. Waves
2 to 4 feet.
.SUNDAY...Northwest winds 10 to 15 knots. Mostly sunny. Waves
2 to 4 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots. Gusts up to
25 knots. A chance of waterspouts. A chance of showers. Waves
3 to 6 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 60 degrees and at Michigan
City is 71 degrees.

$$

Andersen