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

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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Partly Cloudy

50°F

10°C

Humidity 81%
Wind Speed SE 3 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 18 Mar 07:20 AM PDT
Extended Forecast for

3 Miles ENE Portland International Airport OR

  • Today

    Today: Partly sunny, with a high near 67. South wind 3 to 6 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain before 9pm, then a slight chance of rain after 11pm.  Mostly cloudy, with a low around 51. Southeast wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain.  Mostly cloudy, with a high near 64. Southeast wind 3 to 6 mph.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 52. South southeast wind around 6 mph.

    Low: 52 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 61. South southwest wind 5 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am.  Snow level 2600 feet lowering to 2000 feet. Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 67. South wind 3 to 6 mph.
Tonight
A slight chance of rain before 9pm, then a slight chance of rain after 11pm. Mostly cloudy, with a low around 51. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 64. Southeast wind 3 to 6 mph.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52. South southeast wind around 6 mph.
Friday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 61. South southwest wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
A 20 percent chance of rain before 11am. Snow level 2600 feet lowering to 2000 feet. Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Sunny, with a high near 56.
Sunday Night
Increasing clouds, with a low around 36.
Monday
A slight chance of rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Portland International Airport OR
 45.61°N 122.54°W (Elev. 292 ft)
6:41 am PDT Mar 18, 2026
7am PDT Mar 18, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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