Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

90°F

32°C

Humidity 28%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 19 Aug 03:55 PM PDT
Extended Forecast for

4 Miles SSE Grandview WA

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97. Calm wind.

    High: 97 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 96. Calm wind.

    High: 96 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Calm wind.
Thursday
Sunny, with a high near 97. Calm wind.
Thursday Night
Partly cloudy, with a low around 62. Calm wind.
Friday
Partly sunny, with a high near 96. Calm wind.
Friday Night
Mostly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Grandview WA
 46.19°N 119.87°W (Elev. 682 ft)
3:00 pm PDT Aug 19, 2026
4pm PDT Aug 19, 2026-6pm PDT Aug 26, 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