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Grand Rapids, MI Local Forecast Office

19NM NW Saint Joseph MI

Marine Zone Forecast

Rest Of Tonight

Northeast winds 5 to 10 kt veering to southeast. Chance of showers and thunderstorms overnight. Waves 1 to 2 ft.

Friday

South winds 10 to 15 kt increasing to 10 to 20 kt. Chance of showers and slight chance of thunderstorms in the morning, then slight chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft.

Friday Night

South winds 10 to 20 kt becoming southwest 10 to 15 kt. Waves 1 to 3 ft.

Saturday

South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft.

Saturday Night

South winds 15 to 25 kt becoming southwest 10 to 20 kt. Chance of showers and thunderstorms overnight. Waves 4 to 6 ft occasionally to 8 ft.

Sunday

Southwest winds 10 to 20 kt veering to northwest. Chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 3 to 5 ft.

Sunday Night

North winds 10 to 20 kt. Waves 1 to 3 ft.

Monday

North winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 3 ft.

Tuesday

Northeast winds 5 to 10 kt becoming east 10 to 15 kt. Waves 1 to 2 ft.