Last Update: 1040 PM EDT Fri Aug 21 2026

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Northern Indiana Local Forecast Office

5NM W New Buffalo MI

Marine Zone Forecast

Overnight
South winds 5 to 10 knots becoming southwest. A chance of showers and thunderstorms. Waves 1 foot or less.
Saturday
West winds 10 to 15 knots becoming northwest. Gusts up to 25 knots. A slight chance of showers and thunderstorms. Waves 1 to 2 feet building to 3 to 5 feet.
Saturday Night
North winds 10 to 15 knots. A slight chance of showers overnight. Waves 2 to 4 feet.
Sunday
Northwest winds 15 to 20 knots becoming north 10 to 15 knots. Gusts up to 25 knots. A slight chance of showers in the morning. Waves 3 to 5 feet.

winds and waves higher in and near thunderstorms.

the water temperature at st. Joseph is 62 degrees and at michigan city is 63 degrees.



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1040 PM EDT Fri Aug 21 2026
 
 

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