Vigorous System Impacting the Northwest; Large System To Affect East

A potent storm system is delivering heavy rainfall, strong winds, rough surf and beach erosion along the Pacific Northwest coast with mountain snow inland. Expect a couple more systems to arrive late week into the weekend. Meanwhile, another developing large scale system will deliver a heavy rain and renewed flood threat to much of the East late Wednesday through Friday, which may impact travel. Read More >

Current conditions at

UNIVERSITY OF WASHINGTON (UWASH)

Lat: 47.65°NLon: 122.31°WElev: 190ft.

NA

9°C

48°F

Humidity 99%
Wind Speed SSE 6 G 10 MPH
Barometer 1001.3 mb
Dewpoint 9°C (48°F)
Visibility NA
Wind Chill7°C (45°F)
Last update 18 Dec 6:55 am PST
Extended Forecast for

Downtown Seattle WA

  • Today

    Today: Rain, mainly before 11am.  High near 11. Breezy, with a south wind 32 to 37 km/h, with gusts as high as 48 km/h.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2.5 mm possible.

    Breezy. Rain
    then Chance
    Rain

    High: 11 °C

  • Tonight

    Tonight: A 40 percent chance of showers before 11pm.  Mostly cloudy, with a low around 8. Breezy, with a south southwest wind 27 to 35 km/h, with gusts as high as 47 km/h.

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

    Low: 8 °C

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am.  Cloudy, with a high near 11. Breezy, with a south wind 34 to 39 km/h decreasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 50 km/h.

    Slight Chance
    Showers and
    Breezy

    High: 11 °C

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of rain.  Cloudy, with a low around 7. East wind 11 to 18 km/h becoming south after midnight.

    Chance Rain

    Low: 7 °C

  • Thursday

    Thursday: Rain.  High near 11. Windy, with a south southwest wind 42 to 47 km/h increasing to 50 to 55 km/h in the morning. Winds could gust as high as 70 km/h.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 cm possible.

    Rain and
    Windy

    High: 11 °C

  • Thursday
    Night

    Thursday Night: Rain likely.  Mostly cloudy, with a low around 5. Chance of precipitation is 70%. New precipitation amounts between 5 and 7.5 mm possible.

    Rain Likely

    Low: 5 °C

  • Friday

    Friday: A 20 percent chance of showers.  Partly sunny, with a high near 8.

    Slight Chance
    Showers

    High: 8 °C

  • Friday
    Night

    Friday Night: A slight chance of rain.  Mostly cloudy, with a low around 3.

    Slight Chance
    Rain

    Low: 3 °C

  • Saturday

    Saturday: A chance of rain.  Mostly cloudy, with a high near 8.

    Chance Rain

    High: 8 °C

Detailed Forecast

Today
Rain, mainly before 11am. High near 11. Breezy, with a south wind 32 to 37 km/h, with gusts as high as 48 km/h. Chance of precipitation is 80%. New precipitation amounts between 1 and 2.5 mm possible.
Tonight
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 8. Breezy, with a south southwest wind 27 to 35 km/h, with gusts as high as 47 km/h.
Wednesday
A 20 percent chance of showers after 11am. Cloudy, with a high near 11. Breezy, with a south wind 34 to 39 km/h decreasing to 24 to 29 km/h in the afternoon. Winds could gust as high as 50 km/h.
Wednesday Night
A 40 percent chance of rain. Cloudy, with a low around 7. East wind 11 to 18 km/h becoming south after midnight.
Thursday
Rain. High near 11. Windy, with a south southwest wind 42 to 47 km/h increasing to 50 to 55 km/h in the morning. Winds could gust as high as 70 km/h. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 cm possible.
Thursday Night
Rain likely. Mostly cloudy, with a low around 5. Chance of precipitation is 70%. New precipitation amounts between 5 and 7.5 mm possible.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 8.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 3.
Saturday
A chance of rain. Mostly cloudy, with a high near 8.
Saturday Night
Rain likely. Mostly cloudy, with a low around 4.
Sunday
Rain likely. Cloudy, with a high near 8. Breezy.
Sunday Night
Rain likely. Cloudy, with a low around 5. Breezy.
Monday
Rain likely. Cloudy, with a high near 8. Breezy.
Click Map For Forecast
Point Forecast:
Downtown Seattle WA
 47.61°N 122.32°W (Elev. 73 m)
8:02 am PST Dec 18, 2018
9am PST Dec 18, 2018-6pm PST Dec 24, 2018
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database