Heavy Rains Expected to Impact Parts of the Eastern U.S.

A strong cold front will produce heavy rain will create mainly localized areas of flash flooding to the Great Lakes and Ohio Valley. There is another flash flood threat in the parts of the Southeast and Southern Appalachians.
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Detroit/Pontiac, MI Local Forecast Office

6NM N Port Huron MI

Marine Point Forecast

[NOTICE]
  • Today

    Showers

    Winds IncreasingS 35km/h
    < 1m

    High: 23 °C

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Heavy Rain

    Winds IncreasingN 29km/h
    < 1m

    Low: 13 °C

  • Wednesday

    Showers

    N 42km/h
    2m

    High: 16 °C

  • Wednesday
    Night

    Showers

    N 42km/h
    2m

    Low: 13 °C

  • Thursday

    Showers

    N 24km/h
    1m

    High: 14 °C

  • Thursday
    Night

    Chance Showers

    SW 24km/h
    < 1m

    Low: 12 °C

  • Friday

    Mostly Sunny

    WSW 23km/h
    < 1m

    High: 18 °C

  • Friday
    Night

    Chance Showers

    SSW 23km/h
    < 1m

    Low: 14 °C

  • Saturday

    Chance Showers

    SW 18km/h
    < 1m

    High: 17 °C


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:14 am EDT Sep 21, 2021
Forecast Valid: 5am EDT Sep 21, 2021-6pm EDT Sep 27, 2021

View Nearby Observations

Detailed Forecast

Today
S wind 23 to 28 km/h increasing to 30 to 35 km/h in the afternoon. Winds could gust as high as 42 km/h. A chance of showers and thunderstorms, then showers after 3pm. Waves 1 m or less.
Tonight
SSW wind 13 to 18 km/h becoming N 24 to 29 km/h after midnight. Winds could gust as high as 37 km/h. Showers and possibly a thunderstorm before midnight, then showers between midnight and 3am, then showers and possibly a thunderstorm after 3am. Some of the storms could produce heavy rainfall. Waves 1 m or less.
Wednesday
N wind 34 to 42 km/h, with gusts as high as 50 km/h. Showers. Waves around 2 m.
Wednesday Night
N wind 34 to 42 km/h, with gusts as high as 60 km/h. Showers. Waves around 2 m.
Thursday
N wind around 24 km/h becoming SSW in the morning. Winds could gust as high as 40 km/h. Showers, mainly before 9am. Waves around 1 m.
Thursday Night
SW wind around 24 km/h, with gusts as high as 39 km/h. A chance of showers before 3am. Waves 1 m or less.
Friday
WSW wind around 23 km/h, with gusts as high as 32 km/h. Mostly sunny. Waves 1 m or less.
Friday Night
SSW wind 18 to 23 km/h, with gusts as high as 29 km/h. A chance of showers. Waves 1 m or less.
Saturday
SW wind 16 to 18 km/h, with gusts as high as 29 km/h. A chance of showers. Waves 1 m 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: 43.08°N 82.42°W
Last Update: 3:14 am EDT Sep 21, 2021
Forecast Valid: 5am EDT Sep 21, 2021-6pm EDT Sep 27, 2021
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