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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

48°F

9°C

Humidity 61%
Wind Speed WNW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 28 Feb 01:00 PM PST
Extended Forecast for

2 Miles E Lake Oswego OR

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 55. North wind 3 to 5 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain before 10am, then a chance of rain after 2pm. Mostly cloudy, with a high near 59. Calm wind. Chance of precipitation is 30%.

    High: 59 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A 20 percent chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: A slight chance of rain before 10pm, then a chance of rain after 4am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 47.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 52.

    High: 52 °F

    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 55. North wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 42. Calm wind.
Sunday
A slight chance of rain before 10am, then a chance of rain after 2pm. Mostly cloudy, with a high near 59. Calm wind. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of rain, mainly before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Monday
A 20 percent chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 59. Light and variable wind.
Monday Night
A slight chance of rain before 10pm, then a chance of rain after 4am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 56. Chance of precipitation is 70%.
Tuesday Night
Rain. Cloudy, with a low around 47.
Wednesday
Rain. Cloudy, with a high near 52.
Wednesday Night
Rain. Cloudy, with a low around 43.
Thursday
Rain. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 44.
Friday
Rain likely. Mostly cloudy, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Lake Oswego OR
 45.42°N 122.67°W (Elev. 200 ft)
Last Update:
1:01 pm PST Feb 28, 2026
Forecast Valid:
1pm PST Feb 28, 2026-6pm PST Mar 6, 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