Heat Continues Across the Central and Western U.S.; Tracking Hazardous Weather Across the Northern U.S.

Early-season record warmth will persist across portions of the western and central U.S. through mid week, with high temperatures approaching 90 degrees from Texas to the Ohio Valley. Rain and mountain snow are possible across the Pacific Northwest Wednesday, with Severe Thunderstorms and wintry weather expected across the Northeast Thursday and Friday. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

N/A

Humidity 87%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Mar 07:35 AM PDT
Extended Forecast for

Prosser WA

  • Today

    Today: A 50 percent chance of rain.  Cloudy, with a high near 64. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance Rain

  • Tonight

    Tonight: A 30 percent chance of rain before 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 42. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. West wind 6 to 16 mph, with gusts as high as 26 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Southwest wind 3 to 5 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

Today
A 50 percent chance of rain. Cloudy, with a high near 64. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of rain before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 42. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 59. West wind 8 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 31. West wind 6 to 16 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 55. Southwest wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 69.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
11:32 am PDT Mar 24, 2026
11am PDT Mar 24, 2026-6pm PDT Mar 30, 2026
 
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Additional Resources

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Hourly Weather Forecast

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