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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 76 °F
SSW 13kt
1ft
Tonight
Low: 70 °F
S 11kt
< 1ft
Sunday
High: 74 °F
S 8kt
< 1ft
Sunday Night
Low: 70 °F
SSE 7kt
< 1ft
Monday
High: 79 °F
SSW 8kt
< 1ft
Monday Night
Low: 74 °F
S 9kt
< 1ft
Tuesday
High: 82 °F
WSW 8kt
< 1ft
Tuesday Night
Low: 74 °F
S 7kt
< 1ft
Wednesday
High: 83 °F
SW 8kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:24 pm EDT Aug 29, 2026
Forecast Valid: 2pm EDT Aug 29, 2026-6pm EDT Sep 4, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSW wind around 13 kt. Partly sunny. Waves around 1 ft.

Tonight

S wind 6 to 11 kt becoming WSW after midnight. A slight chance of showers after 5am. Waves 1 ft or less.

Sunday

S wind 6 to 8 kt. Showers. Waves 1 ft or less.

Sunday Night

SSE wind around 7 kt. Showers likely and possibly a thunderstorm before 11pm, then a chance of showers between 11pm and 2am. Waves 1 ft or less.

Monday

SSW wind around 8 kt. A chance of showers before 2pm. Waves 1 ft or less.

Monday Night

S wind around 9 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

WSW wind around 8 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

E wind around 7 kt becoming SW after midnight. A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Waves 1 ft or less.

Wednesday

SW wind 6 to 8 kt. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

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.