National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Slow Moving Storm to Impact California and Dampen Western States

A slow moving system off the California coastline will bring rain, mountain snow, and coastal impacts. Locally heavy rain may cause flash flooding, especially, on burn scars in from central California to southwestern Oregon. Snow up to 3 feet will be possible in the Sierra-Nevada Mountains. Rain with mountain snow can be expected from the Northwest to the Northern Rockies and into the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20ft.

Light Rain

7°C

44°F

Humidity 82%
Wind Speed ESE 10 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 3°C (38°F)
Visibility 11 km
Wind Chill4°C (39°F)
Last update 06 Dec 08:53 PM PST
Extended Forecast for

Portland OR

Air Stagnation Advisory until December 10, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until December 10, 12:00pm

    NOW until
    12:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Tonight: Rain. Low around 6. East southeast wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible.

    Rain

    Low: 6 °C

  • Saturday

    Saturday: Rain likely. Cloudy, with a high near 9. East wind 5 to 8 km/h. Chance of precipitation is 70%. New precipitation amounts between 5 and 7.5 mm possible.

    Rain Likely

    High: 9 °C

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers. Areas of fog between 10pm and 11pm. Otherwise, mostly cloudy, with a low around 6. Calm wind.

    Chance
    Showers and
    Areas Fog

    Low: 6 °C

  • Sunday

    Sunday: Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 11. Calm wind.

    Areas Fog

    High: 11 °C

  • Sunday
    Night

    Sunday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 3. Calm wind.

    Patchy Fog

    Low: 3 °C

  • Monday

    Monday: Patchy fog before noon. Otherwise, mostly sunny, with a high near 7.

    Patchy Fog
    then Mostly
    Sunny

    High: 7 °C

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 2.

    Partly Cloudy

    Low: 2 °C

  • Tuesday

    Tuesday: A slight chance of rain after 10am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 7.

    Slight Chance
    Rain and
    Patchy Fog

    High: 7 °C

Detailed Forecast

Tonight
Rain. Low around 6. East southeast wind 11 to 16 km/h decreasing to 5 to 10 km/h after midnight. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible.
Saturday
Rain likely. Cloudy, with a high near 9. East wind 5 to 8 km/h. Chance of precipitation is 70%. New precipitation amounts between 5 and 7.5 mm possible.
Saturday Night
A 50 percent chance of showers. Areas of fog between 10pm and 11pm. Otherwise, mostly cloudy, with a low around 6. Calm wind.
Sunday
Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 11. Calm wind.
Sunday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 3. Calm wind.
Monday
Patchy fog before noon. Otherwise, mostly sunny, with a high near 7.
Monday Night
Partly cloudy, with a low around 2.
Tuesday
A slight chance of rain after 10am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 7.
Tuesday Night
A chance of rain, mainly after 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 4.
Wednesday
A chance of rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 10.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, cloudy, with a low around 6.
Thursday
A chance of rain. Cloudy, with a high near 11.
Thursday Night
A chance of rain. Patchy fog. Otherwise, cloudy, with a low around 7.
Friday
A chance of rain. Patchy fog. Otherwise, cloudy, with a high near 11.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 61 m)
Last Update:
9:04 pm PST Dec 6, 2019
Forecast Valid:
9pm PST Dec 6, 2019-6pm PST Dec 13, 2019
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation