Fire Weather Conditions Persist in the Southern Plains; Heavy Rain and Mountain Snow in the Pacific Northwest

A Pacific system will continue to bring moderate to heavy low elevation rain from northern California to western Washington, and heavy snow to the Cascades and Intermountain West over the next several days. Elevated to critical fire weather conditions will persist across the southern Rockies and Southern Plains through Wednesday as gusty winds and dry conditions continue across the region. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

light drizzle

42°F

6°C

Humidity 94%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 40°F (4°C)
Visibility 4.00 mi
Last update 24 Feb 05:55 PM PST
Extended Forecast for

Prosser WA

  • Tonight

    Tonight: A 40 percent chance of rain before 10pm.  Cloudy, then gradually becoming partly cloudy, with a low around 32. West wind 3 to 6 mph.

    Low: 32 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 52. West wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. Southwest wind 8 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54. Southwest wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Saturday Night

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

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 32. West wind 3 to 6 mph.
Wednesday
Sunny, with a high near 52. West wind 7 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 30. Southwest wind 8 to 10 mph.
Thursday
Sunny, with a high near 54. Southwest wind 9 to 17 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 33. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 52.
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
Mostly sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.2°N 119.78°W (Elev. 646 ft)
3:32 pm PST Feb 24, 2026
6pm PST Feb 24, 2026-6pm PST Mar 3, 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