Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Partly Cloudy

31°F

-1°C

Humidity 73%
Wind Speed N 0 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 27 Dec 08:35 PM PST
Extended Forecast for

Granger WA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 22.

    Low: 22 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 36.

    High: 36 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 24.

    Low: 24 °F

    Patchy Fog

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Calm wind.
Sunday
Mostly sunny, with a high near 36. Calm wind.
Sunday Night
Mostly cloudy, with a low around 23. Calm wind.
Monday
Partly sunny, with a high near 36. Calm wind.
Monday Night
Mostly cloudy, with a low around 22. Calm wind.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 22.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 36.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 24.
New Year's Day
A slight chance of rain after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 38.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 27.
Friday
A slight chance of rain. Mostly cloudy, with a high near 46.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Granger WA
 46.34°N 120.19°W (Elev. 728 ft)
8:31 pm PST Dec 27, 2025
8pm PST Dec 27, 2025-6pm PST Jan 3, 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