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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]

Today
High: 34 °F
SSE 10kt
< 1ft
Tonight
Low: 32 °F
SE 20kt
1-2ft

Small Craft Advisory
Sunday
High: 37 °F
S 22kt
2ft

Small Craft Advisory
Sunday Night
Low: 24 °F
WNW 23kt
2-3ft

Small Craft Advisory
Monday
High: 30 °F
WNW 12kt
1-2ft
Monday Night
Low: 27 °F
SSW 9kt
< 1ft
Tuesday
High: 30 °F
NW 9kt
< 1ft
Tuesday Night
Low: 23 °F
W 12kt
< 1ft
Wednesday
High: 30 °F
SW 19kt
1-2ft

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 Nov 29, 2025
Forecast Valid: 9am EST Nov 29, 2025-6pm EST Dec 5, 2025

View Nearby Observations

Detailed Forecast

Today

WSW wind 7 to 10 kt becoming SSE in the afternoon. A chance of snow after 1pm. Waves 1 ft or less.

Tonight

SE wind 13 to 20 kt, with gusts as high as 26 kt. Snow before 4am, then snow, possibly mixed with rain. Waves 1 to 2 ft.

Sunday

S wind 19 to 22 kt becoming W in the afternoon. Winds could gust as high as 28 kt. Rain before 9am, then rain and snow between 9am and 10am, then snow after 10am. Waves around 2 ft.

Sunday Night

WNW wind 18 to 23 kt, with gusts as high as 29 kt. A chance of snow before 1am. Waves 2 to 3 ft.

Monday

WNW wind 8 to 12 kt becoming SSW in the afternoon. Partly sunny. Waves 1 to 2 ft.

Monday Night

SSW wind around 9 kt. Snow likely, mainly after 1am. Waves 1 ft or less.

Tuesday

NW wind 7 to 9 kt. A chance of snow before 1pm. Waves 1 ft or less.

Tuesday Night

WNW wind 9 to 12 kt becoming WSW after midnight. Mostly cloudy. Waves 1 ft or less.

Wednesday

SW wind 13 to 19 kt. Mostly cloudy. Waves 1 to 2 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.