Heavy Rainfall This Weekend in the Southern Plains and in South Florida; Bering Sea Storm in Alaska

A slow moving front will produce a threat for heavy rainfall and severe weather from New Mexico into the western High Plains through the weekend. Heavy rainfall is also expected this weekend in South Florida. The Bering Sea storm continues to bring heavy precipitation, strong winds, and minor to major coastal flooding through the weekend across western Alaska. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

44°F

7°C

Humidity 65%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 24 Oct 10:35 AM PDT
Extended Forecast for

Prosser WA

  • Today

    Today: Patchy fog before 11am. Areas of frost before 11am.  Otherwise, mostly sunny, with a high near 59. Light east wind.

    High: 59 °F

    Areas Frost
    and Patchy
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Patchy fog before 11am. Patchy frost between 8am and 11am.  Otherwise, mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Frost
    and Patchy
    Fog then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Patchy frost after 5am.  Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Frost and
    Patchy Fog

  • Monday

    Monday: A 20 percent chance of showers before 11am.  Patchy fog before 11am. Patchy frost before 8am.  Otherwise, partly sunny, with a high near 60. Light northwest wind.

    High: 60 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Monday Night

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

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Patchy fog before 11am. Areas of frost before 11am. Otherwise, mostly sunny, with a high near 59. Light east wind.
Tonight
Mostly cloudy, with a low around 34. Calm wind.
Sunday
Patchy fog before 11am. Patchy frost between 8am and 11am. Otherwise, mostly cloudy, with a high near 59. Calm wind.
Sunday Night
Patchy fog after 2am. Patchy frost after 5am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Monday
A 20 percent chance of showers before 11am. Patchy fog before 11am. Patchy frost before 8am. Otherwise, partly sunny, with a high near 60. Light northwest wind.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 58.
Wednesday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 33.
Thursday
A slight chance of showers. Partly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.21°N 119.75°W (Elev. 741 ft)
4:01 am PDT Oct 24, 2026
10am PDT Oct 24, 2026-6pm PDT Oct 30, 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