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Detroit/Pontiac, MI Local Forecast Office

3NM N Port Huron MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:ENE wind around 6 kt becoming variable and less than 5 kt. A chance of rain, mainly before 1am.   Waves 1 ft or less.

      Low: 55 °F

      ENE 6kt⇓
      < 1ft

    • Saturday

      Saturday:ESE wind 5 to 8 kt. Showers likely, mainly between 1pm and 2pm.   Waves 1 ft or less.

      High: 67 °F

      ESE 8kt
      < 1ft

    • Saturday Night

      Saturday Night:ESE wind around 6 kt becoming variable and less than 5 kt. Showers likely, mainly before 5am. The rain could be heavy at times.   Waves 1 ft or less.

      Low: 56 °F

      ESE 6kt⇓
      < 1ft

    • Sunday

      Sunday:NNE wind 7 to 13 kt, with gusts as high as 21 kt. A chance of showers between 7am and 2pm.   Waves 1 ft or less.

      High: 65 °F

      NNE 13kt
      < 1ft

    • Sunday Night

      Sunday Night:NE wind 8 to 12 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 53 °F

      NE 12kt
      < 1ft

    • Monday

      Monday:ENE wind around 10 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.

      High: 63 °F

      ENE 10kt
      < 1ft

    • Monday Night

      Monday Night:ENE wind around 10 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 51 °F

      ENE 10kt
      < 1ft

    • Tuesday

      Tuesday:ENE wind around 12 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.

      High: 63 °F

      ENE 12kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ENE wind around 11 kt, with gusts as high as 21 kt. A chance of showers.   Waves 1 ft or less.

      Low: 52 °F

      ENE 11kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:49 pm EDT Sep 18, 2026
Forecast Valid: 12am EDT Sep 19, 2026-6pm EDT Sep 25, 2026

View Nearby Observations

Detailed Forecast

Overnight
ENE wind around 6 kt becoming variable and less than 5 kt. A chance of rain, mainly before 1am. Waves 1 ft or less.
Saturday
ESE wind 5 to 8 kt. Showers likely, mainly between 1pm and 2pm. Waves 1 ft or less.
Saturday Night
ESE wind around 6 kt becoming variable and less than 5 kt. Showers likely, mainly before 5am. The rain could be heavy at times. Waves 1 ft or less.
Sunday
NNE wind 7 to 13 kt, with gusts as high as 21 kt. A chance of showers between 7am and 2pm. Waves 1 ft or less.
Sunday Night
NE wind 8 to 12 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.
Monday
ENE wind around 10 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.
Monday Night
ENE wind around 10 kt, with gusts as high as 19 kt. Mostly cloudy. Waves 1 ft or less.
Tuesday
ENE wind around 12 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.
Tuesday Night
ENE wind around 11 kt, with gusts as high as 21 kt. A chance of showers. Waves 1 ft or less.

See Lake Huron Open Lake Forecast for days 3 through 5.


*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 43.01°N 82.42°W
Last Update: 9:49 pm EDT Sep 18, 2026
Forecast Valid: 12am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
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