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Detroit/Pontiac, MI Local Forecast Office

13NM ENE Port Hope MI

Marine Zone Forecast

Rest Of Tonight

East winds 5 to 10 knots becoming southeast 10 to 15 knots after midnight...then increasing to 15 to 20 knots early in the morning. A chance of rain after midnight. Waves 2 feet or less building to 2 to 4 feet early in the morning.

Friday

South winds 15 to 20 knots becoming southwest 10 to 15 knots in the late morning and early afternoon...then veering to the northwest late in the afternoon. A chance of rain in the morning. Waves 3 to 5 feet subsiding to 2 to 4 feet late in the afternoon.

Friday Night

North winds 10 to 15 knots decreasing to 5 to 10 knots by midnight...then backing to the west after midnight. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.

Saturday

West winds 5 to 10 knots backing to the southwest in the late morning and early afternoon...then backing to the southeast early in the afternoon. Waves 2 feet or less.

Saturday Night

Southeast winds 5 to 10 knots increasing to 10 to 15 knots after midnight. A chance of rain and snow after midnight. Waves 2 feet or less.

Sunday

East winds 10 to 15 knots becoming northeast 15 to 20 knots late in the morning...then becoming north 20 to 25 knots late in the evening. A chance of snow. A chance of rain. Waves 3 to 5 feet building to 6 to 9 feet. Waves occasionally around 12 feet.

Monday

North winds 20 to 25 knots decreasing to 5 to 10 knots. Waves 5 to 7 feet subsiding to 2 to 4 feet by midnight. Waves occasionally around 10 feet.

Tuesday

Southwest winds 10 to 15 knots becoming south 15 to 20 knots in the late morning and early afternoon...then becoming southwest 10 to 15 knots early in the evening increasing to 15 to 20 knots by midnight. Waves 3 to 5 feet.