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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]

Wednesday
High: 36 °F
⇑NNW 24kt
6ft

Small Craft Advisory
Wednesday Night
Low: 22 °F
WNW 25kt
6ft

Small Craft Advisory
Thursday
High: 28 °F
WNW 20kt
2ft
Thursday Night
Low: 23 °F
W 17kt
1-2ft
Friday
High: 28 °F
W 10kt
< 1ft
Friday Night
Low: 20 °F
SW 21kt
1-2ft
Saturday
High: 23 °F
W 21kt
2ft
Saturday Night
Low: 15 °F
WNW 21kt
2ft
Sunday
High: 18 °F
WNW 21kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:13 am EST Dec 10, 2025
Forecast Valid: 2am EST Dec 10, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Wednesday

WSW wind 9 to 14 kt becoming NNW 19 to 24 kt in the morning. Winds could gust as high as 32 kt. Rain and snow, mainly before 2pm. Waves 1 ft or less building to 6 ft.

Wednesday Night

WNW wind 20 to 25 kt. A chance of snow, mainly between 7pm and 1am. Waves 6 ft subsiding to 3 ft.

Thursday

WNW wind 17 to 20 kt. Partly sunny. Waves around 2 ft.

Thursday Night

W wind 12 to 17 kt. Mostly cloudy. Waves 1 to 2 ft.

Friday

W wind around 10 kt. Partly sunny. Waves 1 ft or less.

Friday Night

SW wind 11 to 21 kt. A chance of snow. Waves 1 to 2 ft.

Saturday

W wind 18 to 21 kt. A chance of snow after 1pm. Waves around 2 ft.

Saturday Night

WNW wind 19 to 21 kt. A chance of snow. Waves around 2 ft.

Sunday

WNW wind 18 to 21 kt. Mostly sunny. Waves around 2 ft.

See Lake Huron Open Lake Forecast for days 3 through 5.

*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.