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.

Clear

43°F

6°C

Humidity 70%
Wind Speed WNW 3 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 22 Mar 12:20 AM PDT
Extended Forecast for

3 Miles NE Troutdale OR

  • Overnight

    Overnight: Areas of frost after 3am.  Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 60. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 60 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. Calm wind becoming west around 6 mph in the afternoon.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 11pm.  Mostly cloudy, with a low around 47. West wind around 5 mph becoming calm.

    Low: 47 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Rain.  High near 56. Breezy.  Chance of precipitation is 100%.

    High: 56 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 42. Breezy.  Chance of precipitation is 90%.

    Low: 42 °F

    Rain and
    Breezy then
    Rain Likely

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 54. Breezy.

    High: 54 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm.  Snow level 3100 feet lowering to 1900 feet after midnight . Partly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Chance Rain
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. Calm wind.
Sunday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 60. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37. Northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 58. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 47. West wind around 5 mph becoming calm.
Tuesday
Rain. High near 56. Breezy. Chance of precipitation is 100%.
Tuesday Night
Rain. Low around 42. Breezy. Chance of precipitation is 90%.
Wednesday
Rain. Mostly cloudy, with a high near 54. Breezy.
Wednesday Night
A chance of rain before 11pm. Snow level 3100 feet lowering to 1900 feet after midnight . Partly cloudy, with a low around 37. Breezy.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 63. Breezy.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Troutdale OR
 45.57°N 122.34°W (Elev. 135 ft)
11:41 pm PDT Mar 21, 2026
12am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
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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