Dangerous Heat Building in the West; Severe Storms in the Upper Midwest

A long duration heat wave will build across the Southwest, California, and Pacific Northwest. Dangerous heat is also forecast for the Great Basin and South Plains. Severe storms in the Upper Midwest may have locally heavy rain, damaging winds, and very large hail. Heavy rain and flooding will also be possible in the Deep South and Appalachians.
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Detroit/Pontiac, MI Local Forecast Office

7NM NE Grosse Pointe MI

Marine Point Forecast

[NOTICE]
  • Overnight

    Partly Cloudy

    ENE 14km/h
    < 1m

    Low: 21 °C
    Water: 24 °C

  • Friday

    Partly Sunny

    ENE 16km/h
    < 1m

    High: 27 °C

  • Friday
    Night

    Partly Cloudy

    E 18km/h
    < 1m

    Low: 21 °C

  • Saturday

    Chance Thunderstorms

    SE 11km/h
    < 1m

    High: 25 °C

  • Saturday
    Night

    Chance Thunderstorms

    ESE 10km/h
    < 1m

    Low: 21 °C

  • Sunday

    Chance Thunderstorms

    ESE 14km/h
    < 1m

    High: 24 °C

  • Sunday
    Night

    Chance Thunderstorms

    NNW 16km/h
    < 1m

    Low: 19 °C

  • Monday

    Sunny

    NW 16km/h
    < 1m

    High: 23 °C

  • Monday
    Night

    Mostly Clear

    N 16km/h
    < 1m

    Low: 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: 8:25 pm EDT Aug 13, 2020
Forecast Valid: 3am EDT Aug 14, 2020-6pm EDT Aug 20, 2020

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Detailed Forecast

Synopsis: High pressure, 30.30 inches, will hold over eastern
Canada into Saturday. Low pressure, 29.90 inches, will remain nearly
stationary across the Ohio Valley into Saturday. Deepening low
pressure over Hudson Bay this weekend will drive a cold front across
the Great Lakes on Sunday.


Overnight
ENE wind around 14 km/h. Partly cloudy. Waves 1 m or less.
Friday
ENE wind 11 to 16 km/h. Partly sunny. Waves 1 m or less.
Friday Night
E wind 10 to 18 km/h, with gusts as high as 34 km/h. Partly cloudy. Waves 1 m or less.
Saturday
ENE wind 8 to 11 km/h becoming SE in the afternoon. A chance of showers and thunderstorms. Waves 1 m or less.
Saturday Night
ESE wind 5 to 10 km/h. A chance of showers and thunderstorms before 2am. Waves 1 m or less.
Sunday
SW wind 8 to 14 km/h becoming NE in the afternoon. A chance of showers and thunderstorms after 2pm. Waves 1 m or less.
Sunday Night
NNW wind 13 to 16 km/h. A chance of showers and thunderstorms before 8pm. Waves 1 m or less.
Monday
NW wind 14 to 16 km/h. Sunny. Waves 1 m or less.
Monday Night
N wind around 16 km/h. Mostly clear. Waves 1 m 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: 42.49°N 82.82°W
Last Update: 8:25 pm EDT Aug 13, 2020
Forecast Valid: 3am EDT Aug 14, 2020-6pm EDT Aug 20, 2020
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