140
FZUS53 KIWX 180835
NSHIWX

Nearshore Marine Forecast
National Weather Service Northern Indiana
435 AM EDT Mon Aug 18 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ046-181415-
Michigan City IN to New Buffalo MI-
435 AM EDT Mon Aug 18 2025

.TODAY...Southeast winds 5 to 15 knots. A slight chance of
showers late this morning. A slight chance of showers and
thunderstorms late. Waves 2 to 3 feet subsiding to 1 foot or
less.
.TONIGHT...Southeast winds 5 to 15 knots becoming south. A chance
of showers with a slight chance of thunderstorms in the evening,
then a chance of showers and thunderstorms overnight. Waves
1 foot or less.
.TUESDAY...South winds 5 to 10 knots becoming northwest. A chance
of showers and thunderstorms. Waves 1 foot or less.
.TUESDAY NIGHT...North winds 5 to 10 knots. A chance of showers
and thunderstorms in the evening. Waves 2 feet or less building
to 2 to 3 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 56 degrees.

$$

LMZ043-181415-
New Buffalo MI to St Joseph MI-
435 AM EDT Mon Aug 18 2025

.TODAY...Southeast winds 5 to 15 knots. A slight chance of
showers late this morning. A slight chance of showers and
thunderstorms late. Waves 2 feet or less.
.TONIGHT...Southeast winds 5 to 15 knots becoming south. A chance
of showers with a slight chance of thunderstorms in the evening,
then a chance of showers and thunderstorms overnight. Waves
1 foot or less.
.TUESDAY...South winds 5 to 15 knots becoming northwest. A chance
of showers and thunderstorms. Waves 2 feet or less.
.TUESDAY NIGHT...North winds 5 to 10 knots. A chance of showers
and thunderstorms in the evening. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 56 degrees.

$$