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Detroit/Pontiac, MI Local Forecast Office

4NM N Port Huron MI

Marine Point Forecast

[NOTICE]

Today
High: 36 °F
S 19kt
1-2ft

Small Craft Advisory
Tonight
Low: 34 °F
SW 17kt
1ft

Small Craft Advisory
Wednesday
High: 37 °F
NNW 21kt
5ft

Small Craft Advisory
Wednesday Night
Low: 23 °F
WNW 26kt
6ft

Small Craft Advisory
Thursday
High: 27 °F
W 19kt
1-2ft
Thursday Night
Low: 21 °F
W 14kt
1ft
Friday
High: 27 °F
SW 11kt
1ft
Friday Night
Low: 19 °F
W 21kt
1-2ft
Saturday
High: 21 °F
W 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: 4:13 am EST Dec 9, 2025
Forecast Valid: 8am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Today

S wind 16 to 19 kt. Snow, mainly before 2pm. Waves 1 to 2 ft.

Tonight

SW wind 15 to 17 kt. Snow likely before 1am, then rain and snow. Waves around 1 ft.

Wednesday

SW wind 17 to 21 kt becoming NNW in the afternoon. Winds could gust as high as 27 kt. Rain and snow, becoming all snow after 11am. Waves 1 ft building to 5 ft.

Wednesday Night

WNW wind 20 to 26 kt. A chance of snow before 1am. Waves 6 ft subsiding to 3 ft.

Thursday

W wind 15 to 19 kt. Partly sunny. Waves 1 to 2 ft.

Thursday Night

W wind 11 to 14 kt. Mostly cloudy. Waves around 1 ft.

Friday

SW wind 9 to 11 kt. A chance of snow after 1pm. Waves around 1 ft.

Friday Night

SW wind 13 to 21 kt becoming W after midnight. Snow likely. Waves 1 to 2 ft.

Saturday

W wind 16 to 21 kt. A chance of snow. 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.