Severe Weather and Flooding From Portions of the Plains to the Mid-Atlantic

A potent spring storm system with abundant moisture will bring a chance of significant severe weather and heavy rain today into tonight. Damaging winds, large hail, and a couple of tornadoes will be possible across the Tennessee Valley, middle Ohio Valley, and portions of the Mid-Atlantic. Heavy rain and flooding are possible from the Ozarks to the Tennessee Valley.
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For More Weather Information:

Seattle, WA Local Forecast Office

20NM SSW Seattle WA

Marine Point Forecast

[NOTICE]
  • Today

    Sunny

    Light Wind
    < 1ft
  • Tonight

    Clear

    Winds IncreasingNNE 6kt
    < 1ft
  • Sunday

    Sunny

    Winds IncreasingNNE 8kt
    < 1ft
  • Sunday
    Night

    Mostly Clear

    WSW 8kt
    < 1ft
  • Memorial
    Day

    Mostly Sunny

    SSW 7kt
    < 1ft
  • Monday
    Night

    Partly Cloudy

    WSW 8kt
    < 1ft
  • Tuesday

    Chance Showers

    Light Wind
    < 1ft
  • Tuesday
    Night

    Chance Showers

    SW 9ktWinds Decreasing
    < 1ft
  • Wednesday

    Chance Showers

    SW 12kt
    < 1ft

Associated Zone Forecast which includes this point

Last Update: 4:01 am PDT May 27, 2017
Forecast Valid: 8am PDT May 27, 2017-6pm PDT Jun 2, 2017

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Detailed Forecast


Synopsis: HIGHER PRES OFFSHORE WITH LOWER PRES INLAND WILL RESULT IN WEAK ONSHORE FLOW TODAY. THE FLOW WILL BECOME NEARLY FLAT OR NEUTRAL TONIGHT BEFORE BECOMING ONSHORE AGAIN SUNDAY AFTERNOON. STRENGTHENING HIGH PRES OFFSHORE ALONG WITH LOWERING PRES E OF THE CASCADES WILL RESULT IN STRONGER ONSHORE FLOW MON AND TUE.

Today
Variable winds 5 kt or less. Sunny. Wind waves 1 ft or less.
Tonight
Variable winds less than 5 kt becoming NNE around 6 kt. Clear. Wind waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming NNE 5 to 8 kt in the afternoon. Sunny. Wind waves 1 ft or less.
Sunday Night
N wind around 8 kt becoming WSW in the evening. Mostly clear. Wind waves 1 ft or less.
Memorial Day
SSW wind 5 to 7 kt. Mostly sunny. Wind waves 1 ft or less.
Monday Night
WSW wind 6 to 8 kt. Partly cloudy. Wind waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. A chance of showers after 11am. Wind waves 1 ft or less.
Tuesday Night
SW wind 5 to 9 kt becoming variable and less than 5 kt in the evening. A chance of showers. Wind waves 1 ft or less.
Wednesday
SW wind 7 to 12 kt. A chance of showers. 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: 47.3°N 122.51°W
Last Update: 4:01 am PDT May 27, 2017
Forecast Valid: 8am PDT May 27, 2017-6pm PDT Jun 2, 2017
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