Flash Flood Threat to Persist in the 4-Corners; Heat Threat in Several Regions

The threat of flash flooding will continue to exist into Monday across the Southwest into the the central Rockies as monsoon conditions persist. Dangerous heat will be in place across the Intermountain West, northern Plains, and into the southern Plains and Lower Mississippi River Valley into early week.
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Detroit/Pontiac, MI Local Forecast Office

4NM N Port Huron MI

Marine Point Forecast

[NOTICE]
  • Tonight

    Chance Thunderstorms

    WSW 10kt
    < 1ft

    Low: 70 °F

  • Sunday

    Sunny

    WNW 6kt
    < 1ft

    High: 81 °F

  • Sunday
    Night

    Mostly Clear

    Light Wind
    < 1ft

    Low: 67 °F

  • Monday

    Sunny

    Light Wind
    < 1ft

    High: 80 °F

  • Monday
    Night

    Partly Cloudy

    Light Wind
    < 1ft

    Low: 68 °F

  • Tuesday

    Chance Thunderstorms

    Light Wind
    < 1ft

    High: 77 °F

  • Tuesday
    Night

    Chance Thunderstorms

    Light Wind
    < 1ft

    Low: 68 °F

  • Wednesday

    Chance Thunderstorms

    Winds IncreasingNNW 6kt
    < 1ft

    High: 77 °F

  • Wednesday
    Night

    Chance Thunderstorms

    Winds IncreasingWSW 6kt
    < 1ft

    Low: 69 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:36 pm EDT Jul 24, 2021
Forecast Valid: 10pm EDT Jul 24, 2021-6pm EDT Jul 31, 2021

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Detailed Forecast

Tonight
WSW wind 6 to 10 kt, with gusts as high as 19 kt. A chance of showers and thunderstorms, mainly before midnight. Waves 1 ft or less.
Sunday
WNW wind around 6 kt. Sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming NNW around 6 kt in the morning. A chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday Night
Variable winds less than 5 kt becoming WSW around 6 kt after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.

*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: 43.05°N 82.42°W
Last Update: 8:36 pm EDT Jul 24, 2021
Forecast Valid: 10pm EDT Jul 24, 2021-6pm EDT Jul 31, 2021
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