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.

Fog

38°F

3°C

Humidity 97%
Wind Speed NW 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 38°F (3°C)
Visibility -0.25 mi
Last update 25 Feb 01:55 AM PST
Extended Forecast for

Prosser WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. West wind around 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 52. West wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. South wind 7 to 9 mph.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 53. Southwest wind 8 to 16 mph, with gusts as high as 23 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °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 51.

    High: 51 °F

    Partly Sunny

  • Saturday Night

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

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. West wind around 5 mph.
Wednesday
Sunny, with a high near 52. West wind 7 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 29. South wind 7 to 9 mph.
Thursday
Sunny, with a high near 53. Southwest wind 8 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 31. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 37.
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)
1:31 am PST Feb 25, 2026
2am PST Feb 25, 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