Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. 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

  • Tonight

    Tonight: Patchy frost after 2am.  Otherwise, mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 66. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 66 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. West wind 3 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Light west wind becoming southwest 5 to 10 mph in the afternoon.

    High: 60 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. West wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy frost after 2am. Otherwise, mostly cloudy, with a low around 35. Calm wind.
Saturday
Areas of frost before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 66. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 40. West wind 3 to 8 mph.
Sunday
Mostly cloudy, with a high near 60. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 34. West wind 7 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 57.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Partly sunny, with a high near 58.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
10:15 pm PDT Mar 27, 2026
10pm PDT Mar 27, 2026-6pm PDT Apr 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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