Heavy Rains from the Plains to the East; Fire Weather Risk in the Desert Southwest

Thunderstorms, some severe, may produce heavy to excessive rainfall and isolated flooding over portions of the Southern Plains through Saturday. Widespread showers and thunderstorms will spread east into the Great Lakes, Ohio Valley, Mid Atlantic and Northeast. Dry conditions, combined with gusty winds will continue to support an elevated fire weather threat in the Desert Southwest. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

40°F

4°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 25 Apr 02:35 AM PDT
Extended Forecast for

Prosser WA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 44. West wind around 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. Northwest wind 5 to 11 mph becoming northeast in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. Northeast wind 6 to 9 mph becoming west in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79. West wind 5 to 7 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. West wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 44. West wind around 5 mph.
Friday
Mostly sunny, with a high near 78. Northwest wind 5 to 11 mph becoming northeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 50. Northeast wind 6 to 9 mph becoming west in the evening.
Saturday
Partly sunny, with a high near 79. West wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 47. West wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
A slight chance of showers before 11am. Partly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.22°N 119.79°W (Elev. 715 ft)
1:12 am PDT Apr 25, 2025
3am PDT Apr 25, 2025-6pm PDT May 1, 2025
 
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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