Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

N/A

Humidity 87%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Mar 07:35 AM PDT
Extended Forecast for

5 Miles WNW Alderdale WA

  • Today

    Today: A 20 percent chance of rain before 2pm.  Mostly cloudy, with a high near 66. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 66 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Southwest wind 14 to 20 mph, with gusts as high as 23 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. Southwest wind 16 to 18 mph, with gusts as high as 23 mph.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Southwest wind 10 to 16 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 69. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of rain before 2pm. Mostly cloudy, with a high near 66. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 51. Southwest wind 14 to 20 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 66. Southwest wind 16 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Southwest wind 10 to 16 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 69. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Mostly cloudy, with a high near 68.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
4:22 am PDT Mar 16, 2026
9am PDT Mar 16, 2026-6pm PDT Mar 22, 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