National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Overcast

32°F

0°C

Humidity 97%
Wind Speed N 0 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 11 Jan 03:15 AM PST
Extended Forecast for

5 Miles ENE Prosser WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 49. South wind 3 to 5 mph.

    High: 49 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. South wind 3 to 5 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55. Southwest wind 6 to 9 mph.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Southwest wind 3 to 5 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 51.

    High: 51 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Calm wind.
Sunday
Mostly cloudy, with a high near 49. South wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 36. South wind 3 to 5 mph.
Monday
Partly sunny, with a high near 55. Southwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 35. Southwest wind 3 to 5 mph.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Prosser WA
 46.24°N 119.67°W (Elev. 600 ft)
Last Update:
3:15 am PST Jan 11, 2026
Forecast Valid:
3am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation