Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

33°F

1°C

Humidity 97%
Wind Speed N 0 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 32°F (0°C)
Visibility 7.00 mi
Last update 12 Jan 07:15 AM PST
Extended Forecast for

5 Miles SSW Toppenish WA

  • Today

    Today: Partly sunny, with a high near 54. South wind around 6 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Southwest wind 3 to 5 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 54. South wind around 6 mph.
Tonight
Partly cloudy, with a low around 37. Southwest wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 52. Calm wind.
Tuesday Night
Partly cloudy, with a low around 35. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 42. Calm wind.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Toppenish WA
 46.3°N 120.34°W (Elev. 778 ft)
4:45 am PST Jan 12, 2026
7am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database