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

Corvallis, Corvallis Municipal Airport (KCVO)

Lat: 44.5°NLon: 123.28333°WElev: 246.0ft.

Overcast

48°F

9°C

Humidity 87%
Wind Speed WSW 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Mar 08:00 AM PDT
Extended Forecast for

6 Miles NNW Brownsville OR

  • Today

    Today: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 67. South wind 5 to 7 mph becoming west in the afternoon.

    High: 67 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain likely, mainly between midnight and 2am.  Mostly cloudy, with a low around 44. North wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 54. North wind 6 to 8 mph.

    High: 54 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 4am.  Otherwise, mostly clear, with a low around 31. North wind around 6 mph becoming calm  in the evening.

    Low: 31 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am.  Otherwise, mostly sunny, with a high near 56. Calm wind becoming north 5 to 9 mph in the afternoon.

    High: 56 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °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

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

Detailed Forecast

Today
A 20 percent chance of rain after 11am. Partly sunny, with a high near 67. South wind 5 to 7 mph becoming west in the afternoon.
Tonight
Rain likely, mainly between midnight and 2am. Mostly cloudy, with a low around 44. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 54. North wind 6 to 8 mph.
Saturday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31. North wind around 6 mph becoming calm in the evening.
Sunday
Widespread frost, mainly before 9am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming north 5 to 9 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37.
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 likely. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Brownsville OR
 44.47°N 123.04°W (Elev. 282 ft)
7:41 am PDT Mar 20, 2026
8am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database