Winter Weather Continues in the Northeast; Frigid Temperatures for the Central and Eastern U.S.

The major winter storm will continue to impact the Northeast U.S. today with heavy snow as it shifts away from the East Coast. Frigid temperatures will impact the eastern two-thirds of the U.S. this week, and numerous record lows are forecast. Sub-zero lows are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

22°F

-6°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 26 Jan 07:35 AM PST
Extended Forecast for

11 Miles SSW Mattawa WA

  • Today

    Today: Mostly cloudy, with a high near 30. South wind 3 to 5 mph.

    High: 30 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Northwest wind 3 to 5 mph.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 30. North wind around 7 mph.

    High: 30 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 10pm.  Mostly cloudy, with a low around 27. West wind around 7 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. South wind around 6 mph.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain and snow before 1pm, then a slight chance of rain.  Mostly cloudy, with a high near 37. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 30. South wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 24. Northwest wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 30. North wind around 7 mph.
Tuesday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 27. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 35. South wind around 6 mph.
Wednesday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 40 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 39.
Friday Night
A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 34.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 42.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSW Mattawa WA
 46.59°N 119.98°W (Elev. 3100 ft)
4:21 am PST Jan 26, 2026
7am PST Jan 26, 2026-6pm PST Feb 1, 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