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

Stormy Weather in the West will Spread East

An active and complex weather pattern is in store this weekend through next week, as multiple storms track from West Coast to East Coast. Rain and high elevation snow is expected across California, Great Basin, Southwest, and the Central/Southern Rockies. A storm system will bring snow to the Midwest, with a heavy swath of snow possible across southern Minnesota. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Airport (KPDX)

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

Overcast

41°F

5°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 23 Jan 06:20 PM PST
Extended Forecast for

Lake Oswego OR

Winter Weather Advisory January 24, 04:00am until January 24, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Rain likely after 4am. Snow level 1700 feet. Increasing clouds, with a low around 35. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.

    Partly Cloudy
    then Rain
    Likely

    Low: 35 °F

  • Sunday

    Sunday: Rain and snow, becoming all rain after 10am. Snow level 1000 feet rising to 1600 feet in the afternoon. High near 40. South southwest wind 9 to 14 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Rain/Snow
    then Rain

    High: 40 °F

  • Sunday
    Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers. Snow level 1700 feet lowering to 1100 feet after midnight . Low around 34. South southwest wind around 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Showers then
    Chance
    Rain/Snow

    Low: 34 °F

  • Monday

    Monday: A chance of rain and snow showers before 10am, then a chance of rain showers. Snow level 1200 feet. Mostly cloudy, with a high near 43. South southwest wind around 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Chance
    Showers

    High: 43 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 33. South wind around 5 mph becoming calm in the evening.

    Mostly Cloudy

    Low: 33 °F

  • Tuesday

    Tuesday: Rain, mainly after 4pm. Snow level 700 feet. High near 43. Chance of precipitation is 80%.

    Chance Rain
    then Rain

    High: 43 °F

  • Tuesday
    Night

    Tuesday Night: Rain before 10pm, then a chance of showers after 10pm. Snow level 1300 feet. Low around 33. Chance of precipitation is 80%.

    Rain then
    Chance
    Showers

    Low: 33 °F

  • Wednesday

    Wednesday: A chance of showers, mainly after 4pm. Snow level 1100 feet rising to 1900 feet in the afternoon. Mostly cloudy, with a high near 45.

    Chance
    Showers

    High: 45 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers, mainly before 10pm. Snow level 2400 feet. Mostly cloudy, with a low around 34.

    Chance
    Showers

    Low: 34 °F

Detailed Forecast

Tonight
Rain likely after 4am. Snow level 1700 feet. Increasing clouds, with a low around 35. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.
Sunday
Rain and snow, becoming all rain after 10am. Snow level 1000 feet rising to 1600 feet in the afternoon. High near 40. South southwest wind 9 to 14 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers. Snow level 1700 feet lowering to 1100 feet after midnight . Low around 34. South southwest wind around 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
A chance of rain and snow showers before 10am, then a chance of rain showers. Snow level 1200 feet. Mostly cloudy, with a high near 43. South southwest wind around 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, with a low around 33. South wind around 5 mph becoming calm in the evening.
Tuesday
Rain, mainly after 4pm. Snow level 700 feet. High near 43. Chance of precipitation is 80%.
Tuesday Night
Rain before 10pm, then a chance of showers after 10pm. Snow level 1300 feet. Low around 33. Chance of precipitation is 80%.
Wednesday
A chance of showers, mainly after 4pm. Snow level 1100 feet rising to 1900 feet in the afternoon. Mostly cloudy, with a high near 45.
Wednesday Night
A chance of showers, mainly before 10pm. Snow level 2400 feet. Mostly cloudy, with a low around 34.
Thursday
A chance of showers. Snow level 2400 feet. Partly sunny, with a high near 45.
Thursday Night
A chance of showers. Snow level 2300 feet. Mostly cloudy, with a low around 35.
Friday
A chance of showers. Snow level 2200 feet. Mostly cloudy, with a high near 45.
Friday Night
Rain likely. Snow level 2400 feet. Mostly cloudy, with a low around 37.
Saturday
Rain likely. Snow level 2100 feet rising to 2700 feet in the afternoon. Mostly cloudy, with a high near 46.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lake Oswego OR
 45.42°N 122.67°W (Elev. 200 ft)
Last Update:
6:03 pm PST Jan 23, 2021
Forecast Valid:
6pm PST Jan 23, 2021-6pm PST Jan 30, 2021
 
Forecast Discussion
 
Get as KML Get as XML

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