For More Weather Information:

12NM N Port Sanilac MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 4:24 pm EDT Oct 14, 2026
Forecast Valid: 6pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026

Tonight

N wind 24 to 27 km/h becoming NE after midnight. Mostly cloudy. Waves around 1 m.

Thursday

E wind 18 to 23 km/h becoming SE in the afternoon. A chance of rain after 5pm. Waves around 1 m.

Thursday Night

SE wind 24 to 29 km/h decreasing to 16 to 21 km/h after midnight. Winds could gust as high as 35 km/h. Rain, mainly after 10pm. Waves around 1 m.

Friday

NNW wind 26 to 31 km/h increasing to 34 to 39 km/h in the afternoon. Winds could gust as high as 50 km/h. Rain. Waves 1 to 2 m.

Friday Night

N wind 48 to 55 km/h, with gusts as high as 65 km/h. Rain, mainly before 8pm. Waves around 3 m.

Saturday

NNW wind 30 to 35 km/h becoming WNW 24 to 29 km/h in the afternoon. Winds could gust as high as 42 km/h. Sunny. Waves 1 to 2 m.

Saturday Night

WSW wind 26 to 29 km/h, with gusts as high as 35 km/h. Clear. Waves 1 m or less.

Sunday

SW wind 27 to 32 km/h, with gusts as high as 42 km/h. Sunny. Waves 1 m or less.

Sunday Night

SSW wind 27 to 35 km/h, with gusts as high as 42 km/h. Mostly clear. Waves around 1 m.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.