Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through today. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the central Plains then off the mid-Atlantic by this evening. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

40°F

4°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 26 Feb 09:35 AM PST
Extended Forecast for

Prosser WA

  • Today

    Today: Sunny, with a high near 53. South wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. South wind 5 to 8 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. Southwest wind 5 to 11 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Northwest wind 3 to 7 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 53. South wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Tonight
Partly cloudy, with a low around 31. South wind 5 to 8 mph.
Friday
Sunny, with a high near 55. Southwest wind 5 to 11 mph.
Friday Night
Partly cloudy, with a low around 32. Northwest wind 3 to 7 mph.
Saturday
Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
9:16 am PST Feb 26, 2026
9am PST Feb 26, 2026-6pm PST Mar 4, 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