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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 67 °F
SSE 10kt
< 1ft
Saturday
High: 74 °F
SSW 9kt
< 1ft
Saturday Night
Low: 62 °F
WNW 15kt
1-2ft
Sunday
High: 68 °F
NW 18kt
2ft
Sunday Night
Low: 58 °F
NW 14kt
1-2ft
Monday
High: 69 °F
WNW 13kt
1ft
Monday Night
Low: 60 °F
N 7kt⇓
< 1ft
Tuesday
High: 72 °F
W 6kt
< 1ft
Tuesday Night
Low: 65 °F
⇑S 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: 4:24 pm EDT Aug 21, 2026
Forecast Valid: 7pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSE wind 8 to 10 kt. Scattered showers, with thunderstorms also possible after 2am. A slight chance of waterspouts after 5am. Waves 1 ft or less.

Saturday

SSW wind around 9 kt. Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. A slight chance of waterspouts before 11am, then a slight chance of waterspouts after 5pm. Waves 1 ft or less.

Saturday Night

WNW wind 11 to 15 kt. Showers and thunderstorms likely before 1am. Waves 1 to 2 ft.

Sunday

NW wind 15 to 18 kt. Showers likely, with thunderstorms also possible after 5pm. Waves around 2 ft.

Sunday Night

NW wind 12 to 14 kt. Showers likely and possibly a thunderstorm before 8pm. Waves 1 to 2 ft.

Monday

WNW wind around 13 kt, with gusts as high as 19 kt. Sunny. Waves around 1 ft.

Monday Night

N wind 5 to 7 kt becoming variable and less than 5 kt. Mostly clear. Waves 1 ft or less.

Tuesday

W wind around 6 kt becoming NNW in the afternoon. Sunny. Waves 1 ft or less.

Tuesday Night

Variable winds less than 5 kt becoming S 5 to 8 kt in the evening. Partly cloudy. 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.