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.
Read More...

For More Weather Information:

Seattle, WA Local Forecast Office

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]
  • Overnight

    Mostly Clear

    Light Wind
    < 1ft
  • Friday

    Sunny

    Winds IncreasingNNE 6kt
    < 1ft
  • Friday
    Night

    Clear

    NNE 7ktWinds Decreasing
    < 1ft
  • Saturday

    Sunny

    Winds IncreasingNE 9kt
    < 1ft
  • Saturday
    Night

    Mostly Clear

    NNE 8ktWinds Decreasing
    < 1ft
  • Sunday

    Sunny

    Winds IncreasingWSW 11kt
    < 1ft
  • Sunday
    Night

    Partly Cloudy

    WSW 10kt
    < 1ft
  • Monday

    Sunny

    SW 8kt
    < 1ft
  • Monday
    Night

    Mostly Clear

    SW 9ktWinds Decreasing
    < 1ft

Associated Zone Forecast which includes this point

Last Update: 9:31 pm PDT Aug 13, 2020
Forecast Valid: 11pm PDT Aug 13, 2020-6pm PDT Aug 20, 2020

View Nearby Observations

Detailed Forecast


Synopsis: High pressure over the northeastern Pacific and lower pressure inland will maintain onshore flow through the Strait of Juan de Fuca and northerly winds over the coastal waters through Friday. Thermal low pressure builds up Oregon coast late Friday and expands over Western Washington late Saturday into Sunday for brief offshore flow.

Overnight
Variable winds 5 kt or less. Mostly clear. Wind waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Sunny. Wind waves 1 ft or less.
Friday Night
NNE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Wind waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming NE 5 to 9 kt in the afternoon. Sunny. Wind waves 1 ft or less.
Saturday Night
NNE wind 5 to 8 kt becoming variable and less than 5 kt. Mostly clear. Wind waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming WSW 6 to 11 kt in the afternoon. Sunny. Wind waves 1 ft or less.
Sunday Night
WSW wind 5 to 10 kt. Partly cloudy. Wind waves 1 ft or less.
Monday
SW wind 5 to 8 kt. Sunny. Wind waves 1 ft or less.
Monday Night
SW wind 5 to 9 kt becoming variable and less than 5 kt in the evening. Mostly clear. 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.
  Select Another Point

ABOUT THIS FORECAST

Point Forecast: 47.39°N 123.14°W
Last Update: 9:31 pm PDT Aug 13, 2020
Forecast Valid: 11pm PDT Aug 13, 2020-6pm PDT Aug 20, 2020
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data