Threat For Heavy Rainfall And Flash Flooding Continues From The Mid South To The Mid Atlantic; Critical Fire Weather Over The Western U.S.

A slow moving low pressure system will bring a continued threat for heavy rainfall and flooding from portions of the Mid South to the Ohio Valley and Mid Atlantic through midweek. Some areas could see locally significant flooding. Out west,very dry humidity combined with gusty winds will lead to a continued threat for critical fire weather and dry thunderstorms.

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

4NM W Muskegon MI

Marine Point Forecast

  • Overnight

    Chance Showers

    S 9kt

    Low: 65 °F
    Water: 64 °F

  • Tuesday

    Chance Showers

    Winds IncreasingS 8kt

    High: 68 °F

  • Tuesday


    Winds IncreasingNNW 25kt
    Waves Building5ft

    Low: 56 °F

  • Wednesday

    Chance Showers

    NW 18kt

    High: 60 °F

  • Wednesday

    Partly Cloudy

    W 10kt

    Low: 52 °F

  • Thursday

    Mostly Sunny

    SW 18kt
    Waves Building6ft

    High: 65 °F

  • Thursday

    Mostly Cloudy

    SW 14kt

    Low: 51 °F

  • Friday

    Partly Sunny

    WNW 13kt

    High: 60 °F

  • Friday

    Chance Showers

    W 8kt

    Low: 48 °F

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:05 am EDT Sep 25, 2018
Forecast Valid: 2am EDT Sep 25, 2018-6pm EDT Oct 1, 2018

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Detailed Forecast

S wind 7 to 9 kt. A chance of showers. Waves around 1 ft.
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. A chance of showers, with thunderstorms also possible after 5pm. Waves around 2 ft.
Tuesday Night
SW wind 9 to 14 kt becoming NNW 20 to 25 kt after midnight. Showers and possibly a thunderstorm before 2am, then a chance of showers. Waves 2 ft building to 5 ft.
NW wind 14 to 18 kt. A chance of showers before 8am. Waves 4 to 5 ft.
Wednesday Night
W wind 8 to 10 kt. Partly cloudy. Waves around 3 ft.
SW wind 11 to 18 kt, with gusts as high as 25 kt. Mostly sunny. Waves 3 ft building to 6 ft.
Thursday Night
SW wind around 14 kt becoming W after midnight. Winds could gust as high as 20 kt. Mostly cloudy. Waves 4 to 5 ft.
WNW wind 10 to 13 kt, with gusts as high as 20 kt. Partly sunny. Waves 3 to 4 ft.
Friday Night
W wind around 8 kt. A chance of showers. Waves around 2 ft.


  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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Point Forecast: 43.21°N 86.36°W
Last Update: 1:05 am EDT Sep 25, 2018
Forecast Valid: 2am EDT Sep 25, 2018-6pm EDT Oct 1, 2018
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