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: 1001 PM EDT Mon May 18 2026
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Overnight: South winds 10 to 15 knots increasing to 15 to 20 knots. Gusts up to 25 knots late. Mostly cloudy. Waves 1 to 3 feet.

Tuesday: South winds 15 to 20 knots becoming southwest. Gusts up to 25 knots. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet.

Tuesday Night: West winds 10 to 15 knots becoming north. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 2 to 3 feet.

Wednesday: North winds 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet.

winds and waves higher in and near thunderstorms.

the water temperature at st. Joseph is 55 degrees and at michigan city is 53 degrees.







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

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