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

Toppenish WA

  • Today

    Today: Sunny, with a high near 72. Calm wind becoming east around 6 mph in the afternoon.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. East wind around 6 mph becoming light and variable in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 72. West wind 3 to 5 mph.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47. South wind around 5 mph becoming light and variable in the evening.

    Low: 47 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain. Partly sunny, with a high near 69. West wind 3 to 6 mph.

    High: 69 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Calm wind becoming east around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 43. East wind around 6 mph becoming light and variable in the evening.
Friday
Partly sunny, with a high near 72. West wind 3 to 5 mph.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47. South wind around 5 mph becoming light and variable in the evening.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 69. West wind 3 to 6 mph.
Saturday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.
Sunday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.
Sunday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 41.
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:
Toppenish WA
 46.37°N 120.3°W (Elev. 801 ft)
Last Update:
4:01 am PDT Apr 9, 2026
Forecast Valid:
9am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation