Severe Thunderstorms Possible for the Great Lakes into Ohio Valley; Heavy to Excessive Rainfall Over the Southern Plains

Severe thunderstorms will race along a cold front from the Upper Mississippi Valley into the Great Lakes and Ohio Valley with the main threat being damaging winds. The tail end of this front will possibly produce heavy to excessive rainfall across the southern Plains into the Lower Mississippi Valley through Saturday. Finally, Major-to-record river flooding continues across the Carolinas.
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Grand Rapids, MI Local Forecast Office

4NM W Muskegon MI

Marine Point Forecast

[NOTICE]
  • Today

    Slight Chc Thunderstorms

    W 26kt
    7-8ft

    High: 72 °FFalling Temperatures
    Water: 70 °F

    Gale Warning
    Gale Warning

  • Tonight

    Mostly Cloudy

    NW 27ktWinds Decreasing
    7ftWaves Subsiding

    Low: 50 °F

  • Saturday

    Sunny

    ENE 9ktWinds Decreasing
    1-2ft

    High: 63 °F

  • Saturday
    Night

    Mostly Clear

    Light Wind
    1ft

    Low: 51 °F

  • Sunday

    Sunny

    ESE 6kt
    < 1ft

    High: 69 °F

  • Sunday
    Night

    Mostly Clear

    ESE 13kt
    < 1ft

    Low: 55 °F

  • Monday

    Sunny

    SSE 11kt
    1ft

    High: 72 °F

  • Monday
    Night

    Showers Likely

    SSE 12kt
    1-2ft

    Low: 63 °F

  • Tuesday

    Showers Likely

    W 14kt
    3-4ft

    High: 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: 4:04 am EDT Sep 21, 2018
Forecast Valid: 5am EDT Sep 21, 2018-6pm EDT Sep 27, 2018

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Detailed Forecast

Today
SSW wind 19 to 26 kt becoming W in the afternoon. Winds could gust as high as 34 kt. A slight chance of showers and thunderstorms between 11am and noon. Waves 7 to 8 ft.
Tonight
NW wind 22 to 27 kt becoming NNE 10 to 15 kt after midnight. Mostly cloudy. Waves 7 ft subsiding to 3 ft.
Saturday
ENE wind 5 to 9 kt becoming variable and less than 5 kt in the afternoon. Sunny. Waves 1 to 2 ft.
Saturday Night
Variable winds 5 kt or less. Mostly clear. Waves around 1 ft.
Sunday
ESE wind around 6 kt. Sunny. Waves 1 ft or less.
Sunday Night
ESE wind 6 to 13 kt. Mostly clear. Waves 1 ft or less.
Monday
SSE wind around 11 kt. Sunny. Waves around 1 ft.
Monday Night
SSE wind 9 to 12 kt, with gusts as high as 18 kt. Showers likely. Waves 1 to 2 ft.
Tuesday
SW wind 12 to 14 kt becoming W in the afternoon. Winds could gust as high as 21 kt. Showers likely. Waves 3 to 4 ft.

*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: 43.21°N 86.36°W
Last Update: 4:04 am EDT Sep 21, 2018
Forecast Valid: 5am EDT Sep 21, 2018-6pm EDT Sep 27, 2018
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