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-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Overcast

50°F

10°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Mar 04:55 AM PDT
Extended Forecast for

3 Miles WSW Cedar Hills OR

  • Overnight

    Overnight: A 20 percent chance of rain.  Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Slight Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 63. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 63 °F

    Chance Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 42. Light northwest wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am.  Snow level 2700 feet lowering to 1700 feet. Mostly sunny, with a high near 55. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 55 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 33. Light north northwest wind.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 58.

    High: 58 °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 58.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 52. Calm wind.
Friday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 63. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. Light northwest wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 20 percent chance of rain before 11am. Snow level 2700 feet lowering to 1700 feet. Mostly sunny, with a high near 55. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 33. Light north northwest wind.
Sunday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 58.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 44.
Tuesday
Rain. Mostly cloudy, with a high near 58.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Mostly cloudy, with a high near 55.
Wednesday Night
A chance of rain. Snow level 3400 feet lowering to 2000 feet after midnight . Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cedar Hills OR
 45.5°N 122.88°W (Elev. 200 ft)
4:41 am PDT Mar 20, 2026
5am PDT Mar 20, 2026-6pm PDT Mar 26, 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