Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

60°F

16°C

Humidity 35%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 18 Oct 12:55 PM PDT
Extended Forecast for

10 Miles SSW Toppenish WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. East wind around 5 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 63. Calm wind becoming east around 5 mph.

    High: 63 °F

    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 64. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 44. Calm wind.
Monday
Cloudy, with a high near 63. Calm wind becoming east around 5 mph.
Monday Night
Mostly cloudy, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 67. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A slight chance of showers. Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Toppenish WA
 46.24°N 120.35°W (Elev. 1198 ft)
11:46 am PDT Oct 18, 2026
1pm PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database