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

Prineville Airport (KS39)

Lat: 44.287°NLon: 120.9038°WElev: 3250.0ft.

Clear

48°F

9°C

Humidity 76%
Wind Speed SW 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 21 Mar 01:55 AM PDT
Extended Forecast for

Prineville OR

  • Overnight

    Overnight: A 30 percent chance of rain.  Cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 59. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 59 °F

    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Northwest wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. North wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
A 30 percent chance of rain. Cloudy, with a low around 43. Calm wind.
Saturday
A 30 percent chance of rain before 8am. Cloudy through mid morning, then gradual clearing, with a high near 59. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 25. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 63. Calm wind.
Sunday Night
Partly cloudy, with a low around 31. North wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 66.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A slight chance of rain and snow before 11am. Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Prineville OR
 44.3°N 120.85°W (Elev. 2900 ft)
2:25 am PDT Mar 21, 2026
2am PDT Mar 21, 2026-6pm PDT Mar 27, 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