National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

CASTLE ROCK (TR950)

Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.

NA

53°F

12°C

Humidity 100%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 20 Mar 09:09 AM PDT
Extended Forecast for

16 Miles ENE Kelso WA

  • Today

    Today: Rain. High near 50. South wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Tonight

    Tonight: Rain likely, possibly mixing with snow after 2am, then gradually ending. Snow level 6300 feet lowering to 2300 feet after midnight . Mostly cloudy, with a low around 34. North northwest wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain Likely
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow before 2pm, then a chance of rain and snow. Partly sunny, with a high near 43. Northwest wind 3 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 32 °F

    Frost

  • Sunday

    Sunday: A slight chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Snow level rising to 3000 feet in the afternoon. Mostly sunny, with a high near 47. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm. Snow level 3700 feet rising to 4600 feet after midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 48.

    High: 48 °F

    Rain

Detailed Forecast

Today
Rain. High near 50. South wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely, possibly mixing with snow after 2am, then gradually ending. Snow level 6300 feet lowering to 2300 feet after midnight . Mostly cloudy, with a low around 34. North northwest wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of snow before 2pm, then a chance of rain and snow. Partly sunny, with a high near 43. Northwest wind 3 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
A slight chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Snow level rising to 3000 feet in the afternoon. Mostly sunny, with a high near 47. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 50.
Monday Night
A chance of rain after 11pm. Snow level 3700 feet rising to 4600 feet after midnight. Mostly cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 48.
Tuesday Night
Rain before 5am, then rain and snow. Cloudy, with a low around 37.
Wednesday
Rain and snow. Snow level 3400 feet. Cloudy, with a high near 43.
Wednesday Night
Rain and snow likely. Snow level 3200 feet lowering to 2000 feet after midnight . Mostly cloudy, with a low around 32.
Thursday
A chance of rain and snow. Snow level rising to 2600 feet in the afternoon. Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ENE Kelso WA
 46.21°N 122.59°W (Elev. 2031 ft)
Last Update:
9:41 am PDT Mar 20, 2026
Forecast Valid:
9am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation