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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Overcast

57°F

14°C

Humidity 71%
Wind Speed W 6 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 18 Mar 09:53 PM PDT
Extended Forecast for

Portland OR

  • Tonight

    Tonight: A slight chance of rain before 3am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 50. Light south wind. Chance of precipitation is 20%.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 66. South wind 3 to 6 mph.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 54. South wind 3 to 6 mph.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 61. South wind 5 to 7 mph. Chance of precipitation is 70%.

    High: 61 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. West southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain. Snow level 1800 feet rising to 2500 feet in the afternoon. Mostly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before 3am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 50. Light south wind. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 66. South wind 3 to 6 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 54. South wind 3 to 6 mph.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 61. South wind 5 to 7 mph. Chance of precipitation is 70%.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. West southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain. Snow level 1800 feet rising to 2500 feet in the afternoon. Mostly sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45.
Tuesday
Rain. Cloudy, with a high near 57.
Tuesday Night
Rain. Mostly cloudy, with a low around 42.
Wednesday
Rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 200 ft)
Last Update:
9:41 pm PDT Mar 18, 2026
Forecast Valid:
10pm PDT Mar 18, 2026-6pm PDT Mar 25, 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