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

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

light rain,mist

52°F

11°C

Humidity 93%
Wind Speed SE 5 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 50°F (10°C)
Visibility 3.00 mi
Last update 15 Nov 07:35 AM PST
Extended Forecast for

3 Miles NW Lake Oswego OR

  • Today

    Today: Rain. High near 54. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: A 50 percent chance of rain. Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: A chance of rain before noon, then a chance of rain after 3pm. Partly sunny, with a high near 52. Calm wind. Chance of precipitation is 50%.

    High: 52 °F

    Chance Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after 10pm. Increasing clouds, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

Today
Rain. High near 54. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 50 percent chance of rain. Mostly cloudy, with a low around 44. Calm wind.
Monday
A chance of rain before noon, then a chance of rain after 3pm. Partly sunny, with a high near 52. Calm wind. Chance of precipitation is 50%.
Monday Night
A 50 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Tuesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 51. Calm wind.
Tuesday Night
A 50 percent chance of rain after 10pm. Increasing clouds, with a low around 43.
Wednesday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 51.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Saturday
A chance of rain. Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Lake Oswego OR
 45.45°N 122.74°W (Elev. 463 ft)
Last Update:
7:41 am PST Nov 15, 2026
Forecast Valid:
7am PST Nov 15, 2026-6pm PST Nov 21, 2026
 
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