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

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

68°F

20°C

Humidity 45%
Wind Speed W 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 16 Mar 06:00 PM PDT
Extended Forecast for

2 Miles NNE Lake Oswego OR

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Increasing clouds, with a low around 49. South southwest wind 3 to 5 mph.

    Low: 49 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain, mainly between 7am and 1pm. Mostly cloudy, with a high near 60. Calm wind becoming south southwest around 5 mph.

    High: 60 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly cloudy, with a high near 63. South wind around 5 mph.

    High: 63 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
A 20 percent chance of rain after 4am. Increasing clouds, with a low around 49. South southwest wind 3 to 5 mph.
Tuesday
A 50 percent chance of rain, mainly between 7am and 1pm. Mostly cloudy, with a high near 60. Calm wind becoming south southwest around 5 mph.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 47. Light and variable wind.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 63. South wind around 5 mph.
Wednesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 65.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 63.
Friday Night
A chance of rain. Mostly cloudy, with a low around 45.
Saturday
A chance of rain. Partly sunny, with a high near 58.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Sunday
A chance of rain. Mostly sunny, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Lake Oswego OR
 45.44°N 122.68°W (Elev. 200 ft)
Last Update:
5:41 pm PDT Mar 16, 2026
Forecast Valid:
6pm PDT Mar 16, 2026-6pm PDT Mar 23, 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