Coastal Waters Forecast for Michigan City IN to New Buffalo MI (LMZ046) (Text-Only)
NWS Forecast for: Michigan City IN to New Buffalo MI (LMZ046)
Issued by: National Weather Service Northern Indiana
Last Update: 437 AM EDT Tue Sep 15 2026
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Today: Southeast winds 15 to 25 knots becoming southwest 5 to 15 knots. A chance of showers and thunderstorms. Waves 1 to 3 feet subsiding to 1 foot or less.

Tonight: Northwest winds 5 to 10 knots becoming northeast. Showers likely with a chance of thunderstorms. Waves 2 feet or less.

Wednesday: Northeast winds 5 to 10 knots. Showers likely with a chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Waves 1 to 2 feet.

Wednesday Night: Northeast winds 10 knots or less becoming south. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms overnight. Waves 1 to 2 feet.

winds and waves higher in and near thunderstorms.

the water temperature at st. Joseph is 50 degrees and at michigan city is 53 degrees.







Zone Forecast: Michigan City IN to New Buffalo MI (LMZ046)

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