Severe Storms and Flash Flooding in the Midwest: Critical Fire Weather Threats in the West

Strong to severe storms with damaging winds, large hail, and locally heavy rain will be possible from the Central Plains to the Mid-South and the Great Lakes as a cold front moves eastward. An organized area of thunderstorms may produce a greater severe threat, including a derecho with winds up to 100 mph across parts of Iowa, Illinois, and southern Wisconsin.
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Seattle, WA Local Forecast Office

21NM S Seattle WA

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Sunny

    N 8kt
    1ft
  • Tonight

    Increasing Clouds

    N 9ktWinds Decreasing
    < 1ft
  • Tuesday

    Decreasing Clouds

    Winds IncreasingWSW 7kt
    < 1ft
  • Tuesday
    Night

    Partly Cloudy

    WSW 9ktWinds Decreasing
    < 1ft
  • Wednesday

    Partly Sunny

    Light Wind
    < 1ft
  • Wednesday
    Night

    Partly Cloudy

    Light Wind
    < 1ft
  • Thursday

    Mostly Sunny

    Light Wind
    < 1ft
  • Thursday
    Night

    Mostly Clear

    W 6ktWinds Decreasing
    < 1ft
  • Friday

    Mostly Sunny

    Light Wind
    < 1ft

Associated Zone Forecast which includes this point

Last Update: 8:30 am PDT Aug 10, 2020
Forecast Valid: 1pm PDT Aug 10, 2020-6pm PDT Aug 16, 2020

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Detailed Forecast


Synopsis: Northwesterly flow will persist across the marine areas through at least the middle of the week. Several disturbances in that timeframe will result in advisory level conditions over the coastal waters. Strong nocturnal westerly pushes will bring advisory level conditions in the Strait of Juan de Fuca into at least mid-week.

This Afternoon
N wind around 8 kt. Sunny. Wind waves around 1 ft.
Tonight
N wind 5 to 9 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Wind waves 1 ft or less.
Tuesday
Variable winds less than 5 kt becoming WSW 5 to 7 kt in the afternoon. Mostly cloudy, then gradually becoming sunny. Wind waves 1 ft or less.
Tuesday Night
WSW wind 5 to 9 kt becoming variable and less than 5 kt. Partly cloudy. Wind waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Partly sunny. Wind waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Wind waves 1 ft or less.
Thursday
Variable winds 5 kt or less. Mostly sunny. Wind waves 1 ft or less.
Thursday Night
W wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Wind waves 1 ft or less.
Friday
Variable winds 5 kt or less. Mostly sunny. Wind 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: 47.27°N 122.44°W
Last Update: 8:30 am PDT Aug 10, 2020
Forecast Valid: 1pm PDT Aug 10, 2020-6pm PDT Aug 16, 2020
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