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

Heavy Rain Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday. The tropical wave (AL94) continues to bring heavy rainfall to Puerto Rico and the US Virgin Islands. The close proximity of Tropical Storm Humberto and AL94 could lead to interaction between them, but details of their track and intensity forecasts remain uncertain Read More >

Current conditions at

Prineville Airport (KS39)

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

Clear

75°F

24°C

Humidity 22%
Wind Speed N 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 25 Sep 11:35 AM PDT
Extended Forecast for

Prineville OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the morning.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 74. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the morning.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 49.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 70.
Monday Night
A chance of showers. Mostly cloudy, with a low around 43.
Tuesday
A chance of showers. Mostly cloudy, with a high near 66.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 40.
Wednesday
A chance of showers. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prineville OR
 44.3°N 120.85°W (Elev. 2900 ft)
Last Update:
10:15 am PDT Sep 25, 2025
Forecast Valid:
12pm PDT Sep 25, 2025-6pm PDT Oct 1, 2025
 
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