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Detroit/Pontiac, MI Local Forecast Office

6NM NNW Bay Port MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSW wind 6 to 8 kt becoming N after midnight. Widespread haze before midnight.  Waves 1 ft or less.

      Low: 72 °F

      SSW 8kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SSW around 6 kt in the morning. Sunny. Waves 1 ft or less.

      High: 84 °F

      ⇑SSW 6kt
      < 1ft

    • Tuesday Night

      Tuesday Night:S wind 8 to 12 kt. Mostly clear. Waves 1 ft or less.

      Low: 75 °F

      S 12kt
      < 1ft

    • Wednesday

      Wednesday:SSW wind 7 to 9 kt. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 82 °F

      SSW 9kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 9 to 12 kt becoming WSW after midnight. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 72 °F

      WSW 12kt
      < 1ft

    • Thursday

      Thursday:W wind 12 to 14 kt. A chance of showers, with thunderstorms also possible after 2pm.   Waves around 1 ft.

      High: 75 °F

      W 14kt
      1ft

    • Thursday Night

      Thursday Night:NNE wind around 15 kt. A chance of thunderstorms before 8pm.   Waves around 1 ft.

      Low: 65 °F

      NNE 15kt
      1ft

    • Friday

      Friday:NE wind around 13 kt. Mostly sunny. Waves around 1 ft.

      High: 72 °F

      NE 13kt
      1ft

    • Friday Night

      Friday Night:ENE wind 7 to 11 kt becoming ESE after midnight. Mostly clear. Waves 1 ft or less.

      Low: 65 °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: 5:13 pm EDT Jul 14, 2025
Forecast Valid: 8pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025

View Nearby Observations

Detailed Forecast

Tonight
SSW wind 6 to 8 kt becoming N after midnight. Widespread haze before midnight. Waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming SSW around 6 kt in the morning. Sunny. Waves 1 ft or less.
Tuesday Night
S wind 8 to 12 kt. Mostly clear. Waves 1 ft or less.
Wednesday
SSW wind 7 to 9 kt. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Wednesday Night
S wind 9 to 12 kt becoming WSW after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.
Thursday
W wind 12 to 14 kt. A chance of showers, with thunderstorms also possible after 2pm. Waves around 1 ft.
Thursday Night
NNE wind around 15 kt. A chance of thunderstorms before 8pm. Waves around 1 ft.
Friday
NE wind around 13 kt. Mostly sunny. Waves around 1 ft.
Friday Night
ENE wind 7 to 11 kt becoming ESE after midnight. Mostly clear. 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: 5:13 pm EDT Jul 14, 2025
Forecast Valid: 8pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
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