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Detroit/Pontiac, MI Local Forecast Office

2NM N Port Austin MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 70 °F
S 7kt
< 1ft
Saturday
High: 83 °F
S 12kt
< 1ft
Saturday Night
Low: 70 °F
WSW 11kt
< 1ft
Sunday
High: 80 °F
W 9kt
< 1ft
Sunday Night
Low: 68 °F
SSW 8kt
< 1ft
Monday
High: 82 °F
SW 10kt
< 1ft
Monday Night
Low: 69 °F
SW 8kt
< 1ft
Tuesday
High: 81 °F
SSW 7kt
< 1ft
Tuesday Night
Low: 71 °F
S 9kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:14 pm EDT Jul 11, 2025
Forecast Valid: 10pm EDT Jul 11, 2025-6pm EDT Jul 18, 2025

View Nearby Observations

Detailed Forecast

Tonight

S wind around 7 kt. A chance of showers and thunderstorms, mainly after 2am. Waves 1 ft or less.

Saturday

S wind 9 to 12 kt. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.

Saturday Night

WSW wind around 11 kt. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Sunday

W wind around 9 kt. Mostly sunny. Waves 1 ft or less.

Sunday Night

SSW wind 5 to 8 kt becoming WSW after midnight. Mostly clear. Waves 1 ft or less.

Monday

SW wind 8 to 10 kt. Sunny. Waves 1 ft or less.

Monday Night

SW wind 6 to 8 kt becoming WNW after midnight. Mostly clear. Waves 1 ft or less.

Tuesday

SSW wind 5 to 7 kt. Sunny. Waves 1 ft or less.

Tuesday Night

S wind around 9 kt. 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.