Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Partly Cloudy

48°F

9°C

Humidity 100%
Wind Speed NW 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Last update 20 Mar 03:00 AM PDT
Extended Forecast for

3 Miles SSW Cedar Hills OR

  • Overnight

    Overnight: A 10 percent chance of rain after 5am.  Mostly cloudy, with a low around 53. Light south wind.

    Low: 53 °F

    Slight Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 63. Light and variable wind becoming south southwest around 6 mph in the morning.  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. Northwest wind 3 to 5 mph.  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 2800 feet lowering to 1800 feet. Mostly sunny, with a high near 55. North northwest wind 3 to 5 mph.

    High: 55 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 3am.  Otherwise, mostly clear, with a low around 34. North wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °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 10 percent chance of rain after 5am. Mostly cloudy, with a low around 53. Light south wind.
Friday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 63. Light and variable wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. Northwest wind 3 to 5 mph. 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 2800 feet lowering to 1800 feet. Mostly sunny, with a high near 55. North northwest wind 3 to 5 mph.
Saturday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. North wind around 5 mph becoming calm in the evening.
Sunday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 57.
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 35.
Thursday
Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Cedar Hills OR
 45.46°N 122.84°W (Elev. 348 ft)
2:41 am PDT Mar 20, 2026
3am 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