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

5 Miles SSW Toppenish WA

  • Tonight

    Tonight: Mostly clear, with a low around 41. West wind around 5 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Northeast wind 5 to 7 mph becoming light and variable.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. West wind around 5 mph becoming light and variable.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 50. Southeast wind around 6 mph becoming west after midnight.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of rain. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 41. West wind around 5 mph.
Thursday
Sunny, with a high near 71. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 44. Northeast wind 5 to 7 mph becoming light and variable.
Friday
Mostly sunny, with a high near 73. West wind around 5 mph becoming light and variable.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 50. Southeast wind around 6 mph becoming west after midnight.
Saturday
A chance of rain before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 58.
Sunday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A slight chance of rain. Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Toppenish WA
 46.3°N 120.34°W (Elev. 778 ft)
Last Update:
3:01 pm PDT Apr 8, 2026
Forecast Valid:
9pm PDT Apr 8, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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