Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Rain

59°F

15°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Mar 05:15 PM PDT
Extended Forecast for

3 Miles NE Troutdale OR

  • This Afternoon

    This Afternoon: Rain.  High near 62. West northwest wind around 7 mph.  Chance of precipitation is 80%.

    High: 62 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 9pm.  Low around 41. West northwest wind 6 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 54. West wind 6 to 9 mph.

    High: 54 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 3am.  Otherwise, clear, with a low around 35. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

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

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 61.

    High: 61 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain. High near 62. West northwest wind around 7 mph. Chance of precipitation is 80%.
Tonight
Rain, mainly before 9pm. Low around 41. West northwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 54. West wind 6 to 9 mph.
Saturday Night
Areas of frost after 3am. Otherwise, clear, with a low around 35. West northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 59.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 45.
Tuesday
Rain likely. Mostly cloudy, with a high near 61.
Tuesday Night
Rain. Mostly cloudy, with a low around 45.
Wednesday
Rain. Mostly cloudy, with a high near 53. Breezy.
Wednesday Night
A chance of rain. Snow level 3400 feet lowering to 1800 feet after midnight . Partly cloudy, with a low around 36. Breezy.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 38.
Friday
Mostly sunny, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Troutdale OR
 45.57°N 122.34°W (Elev. 135 ft)
4:41 pm PDT Mar 20, 2026
5pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database