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

Active Spring Like Pattern Across the Country

A frontal boundary will slowly move eastward and clear most of the eastern seaboard by Sunday. Showers and thunderstorms, some severe, will accompany this front alongside the threat of heavy rainfall; These threats may linger along the Gulf Coast states into early next week. Meanwhile, record spring-like warmth is forecast, mainly east of the Mississippi River, this weekend into next week. Read More >

Current conditions at

Aurora State Airport (KUAO)

Lat: 45.24658°NLon: 122.77095°WElev: 194.0ft.

Mostly Cloudy

45°F

7°C

Humidity 93%
Wind Speed S 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 08 Mar 04:20 AM PDT
Extended Forecast for

Lake Oswego OR

  • Overnight

    Overnight: A 20 percent chance of rain before 5am. Mostly cloudy, with a low around 47. South southwest wind around 6 mph.

    Low: 47 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 54. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely before midnight, then a chance of showers after 2am. Snow level 4700 feet lowering to 1400 feet after midnight . Mostly cloudy, with a low around 36. West southwest wind 6 to 10 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: Showers. Snow level 1100 feet rising to 1700 feet in the afternoon. High near 46. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 11pm, then rain likely, possibly mixed with snow showers. Snow level 1600 feet lowering to 700 feet after midnight . Low around 33. South southwest wind 6 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow showers likely before 11am, then rain showers. Snow level 600 feet rising to 1800 feet in the afternoon. High near 47. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    then Showers

  • Tuesday Night

    Tuesday Night: Rain before 2am, then rain likely, possibly mixed with snow. Snow level 2000 feet. Low around 39. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 39 °F

    Rain then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 8am. Snow level 2200 feet rising to 4900 feet in the afternoon. Cloudy, with a high near 52. Breezy.

    High: 52 °F

    Breezy.
    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Rain and
    Breezy

Detailed Forecast

Overnight
A 20 percent chance of rain before 5am. Mostly cloudy, with a low around 47. South southwest wind around 6 mph.
Sunday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 54. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely before midnight, then a chance of showers after 2am. Snow level 4700 feet lowering to 1400 feet after midnight . Mostly cloudy, with a low around 36. West southwest wind 6 to 10 mph. Chance of precipitation is 70%.
Monday
Showers. Snow level 1100 feet rising to 1700 feet in the afternoon. High near 46. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain showers before 11pm, then rain likely, possibly mixed with snow showers. Snow level 1600 feet lowering to 700 feet after midnight . Low around 33. South southwest wind 6 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Rain and snow showers likely before 11am, then rain showers. Snow level 600 feet rising to 1800 feet in the afternoon. High near 47. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain before 2am, then rain likely, possibly mixed with snow. Snow level 2000 feet. Low around 39. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 8am. Snow level 2200 feet rising to 4900 feet in the afternoon. Cloudy, with a high near 52. Breezy.
Wednesday Night
Rain. Cloudy, with a low around 46. Breezy.
Thursday
Rain. Cloudy, with a high near 51. Breezy.
Thursday Night
Rain. Cloudy, with a low around 43.
Friday
Rain. Cloudy, with a high near 51.
Friday Night
Rain. Cloudy, with a low around 41.
Saturday
Rain likely. Mostly cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Oswego OR
 45.39°N 122.69°W (Elev. 469 ft)
Last Update:
3:41 am PDT Mar 8, 2026
Forecast Valid:
4am PDT Mar 8, 2026-6pm PDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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