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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]

Tuesday
High: 34 °F
S 19kt
1-2ft

Small Craft Advisory
Tuesday Night
Low: 33 °F
S 21kt
1-2ft

Small Craft Advisory
Wednesday
High: 36 °F
NNW 23kt
2-4ft

Small Craft Advisory
Wednesday Night
Low: 23 °F
NW 27kt
6ft

Small Craft Advisory
Thursday
High: 27 °F
W 17kt
1-2ft
Thursday Night
Low: 21 °F
W 14kt
1ft
Friday
High: 27 °F
WSW 15kt
1ft
Friday Night
Low: 17 °F
W 25kt
1-2ft
Saturday
High: 20 °F
W 24kt
2-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:49 pm EST Dec 8, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Tuesday

S wind 15 to 19 kt, with gusts as high as 31 kt. Snow, mainly before 1pm. Waves 1 to 2 ft.

Tuesday Night

SW wind 17 to 21 kt becoming S after midnight. A chance of snow before 1am, then rain and snow. Waves 1 to 2 ft.

Wednesday

SSW wind 18 to 23 kt becoming NNW in the afternoon. Rain before 10am, then rain and snow between 10am and 4pm, then snow likely after 4pm. Waves 2 to 4 ft.

Wednesday Night

NW wind 20 to 27 kt. A chance of snow before 1am. Waves 6 ft subsiding to 3 ft.

Thursday

W wind 15 to 17 kt. Partly sunny. Waves 1 to 2 ft.

Thursday Night

W wind around 14 kt. A chance of snow. Waves around 1 ft.

Friday

WSW wind 12 to 15 kt. A chance of snow. Waves around 1 ft.

Friday Night

W wind 17 to 25 kt. Snow likely. Waves 1 to 2 ft.

Saturday

W wind 20 to 24 kt. A chance of snow. Waves 2 to 3 ft.

*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.