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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Rain

50°F

10°C

Humidity 87%
Wind Speed SW 3 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Oct 05:05 AM PDT
Extended Forecast for

Lake Oswego OR

  • Today

    Today: A slight chance of rain between 10am and 11am. Partly sunny, with a high near 59. Light and variable wind. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. Light north wind.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. North northeast wind 3 to 6 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Light north northeast wind.

    Low: 40 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 65. Calm wind.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain between 10am and 11am. Partly sunny, with a high near 59. Light and variable wind. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 42. Light north wind.
Sunday
Sunny, with a high near 63. North northeast wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 40. Light north northeast wind.
Columbus Day
Sunny, with a high near 65. Calm wind.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Oswego OR
 45.43°N 122.7°W (Elev. 446 ft)
Last Update:
4:41 am PDT Oct 10, 2026
Forecast Valid:
5am PDT Oct 10, 2026-6pm PDT Oct 16, 2026
 
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