National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. 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

  • This Afternoon

    This Afternoon: Rain. High near 53. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Tonight

    Tonight: Rain before 8pm. Low around 37. West wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 2pm. Partly sunny, with a high near 55. West wind 16 to 21 mph, with gusts as high as 25 mph.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. West wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 24 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Southwest wind around 7 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Saturday Night

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

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain. High near 53. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain before 8pm. Low around 37. West wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of rain, mainly after 2pm. Partly sunny, with a high near 55. West wind 16 to 21 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 35. West wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 61. Southwest wind around 7 mph.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 71.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
Last Update:
1:46 pm PDT Apr 1, 2026
Forecast Valid:
2pm PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation