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Detroit/Pontiac, MI Local Forecast Office

6NM NNW Bay Port MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:NNW wind 21 to 25 kt. A chance of rain, mainly before 2am.   Waves around 2 ft.

      Low: 41 °F

      NNW 25kt
      2ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:NNW wind 9 to 18 kt. Partly sunny. Waves 1 ft or less.

      High: 51 °F

      NNW 18kt
      < 1ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:WNW wind 11 to 19 kt becoming SW after midnight. Partly cloudy. Waves around 1 ft.

      Low: 42 °F

      SW 19kt
      1ft

    • Sunday

      Sunday:WSW wind 18 to 23 kt, with gusts as high as 29 kt. Partly sunny. Waves 1 to 2 ft.

      High: 54 °F

      WSW 23kt
      1-2ft

    • Sunday Night

      Sunday Night:WNW wind 17 to 20 kt. Partly cloudy. Waves around 1 ft.

      Low: 44 °F

      WNW 20kt
      1ft

    • Monday

      Monday:WNW wind 11 to 15 kt becoming SW in the afternoon. Partly sunny. Waves around 1 ft.

      High: 54 °F

      WNW 15kt
      1ft

    • Monday Night

      Monday Night:SSW wind 14 to 18 kt. Mostly cloudy. Waves around 1 ft.

      Low: 48 °F

      SSW 18kt
      1ft

    • Tuesday

      Tuesday:W wind around 14 kt. Mostly sunny. Waves around 1 ft.

      High: 56 °F

      W 14kt
      1ft

    • Tuesday Night

      Tuesday Night:WNW wind 11 to 14 kt. Partly cloudy. Waves 1 ft or less.

      Low: 43 °F

      WNW 14kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 5:35 pm EST Nov 6, 2026
Forecast Valid: 11pm EST Nov 6, 2026-6pm EST Nov 13, 2026

View Nearby Observations

Detailed Forecast

Overnight
NNW wind 21 to 25 kt. A chance of rain, mainly before 2am. Waves around 2 ft.
Saturday
NNW wind 9 to 18 kt. Partly sunny. Waves 1 ft or less.
Saturday Night
WNW wind 11 to 19 kt becoming SW after midnight. Partly cloudy. Waves around 1 ft.
Sunday
WSW wind 18 to 23 kt, with gusts as high as 29 kt. Partly sunny. Waves 1 to 2 ft.
Sunday Night
WNW wind 17 to 20 kt. Partly cloudy. Waves around 1 ft.
Monday
WNW wind 11 to 15 kt becoming SW in the afternoon. Partly sunny. Waves around 1 ft.
Monday Night
SSW wind 14 to 18 kt. Mostly cloudy. Waves around 1 ft.
Tuesday
W wind around 14 kt. Mostly sunny. Waves around 1 ft.
Tuesday Night
WNW wind 11 to 14 kt. Partly cloudy. 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: 43.92°N 83.45°W
Last Update: 5:35 pm EST Nov 6, 2026
Forecast Valid: 11pm EST Nov 6, 2026-6pm EST Nov 13, 2026
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