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

Storm System to Move Across the Ohio Valley to the Mid-Atlantic and Northeast

Isolated severe thunderstorms will be possible on Veterans Day across parts of the lower Ohio and western Tennessee Valleys. A developing storm will bring rain and gusty winds to the Mid-Atlantic and Northeast on Thursday, with the first accumulating snow likely in the higher elevations of the central Appalachians and interior Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Mist

47°F

8°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 47°F (8°C)
Visibility 5.00 mi
Last update 10 Nov 10:35 PM PST
Extended Forecast for

Prosser WA

  • Tonight

    Tonight: Areas of fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Areas Fog

  • Veterans Day

    Veterans Day: Areas of fog before 1pm, then patchy fog after 4pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Areas Fog

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Areas Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.
Veterans Day
Areas of fog before 1pm, then patchy fog after 4pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Calm wind.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 58. Calm wind.
Thursday Night
Mostly cloudy, with a low around 37. Calm wind.
Friday
A 40 percent chance of showers after 10am. Mostly cloudy, with a high near 60.
Friday Night
A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
A chance of showers. Mostly cloudy, with a high near 57.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 37.
Monday
A chance of showers. Mostly cloudy, with a high near 55.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.21°N 119.75°W (Elev. 741 ft)
Last Update:
10:46 pm PST Nov 10, 2026
Forecast Valid:
10pm PST Nov 10, 2026-6pm PST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation