Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

48°F

9°C

Humidity 89%
Wind Speed SE 3 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 07 Mar 12:35 AM PST
Extended Forecast for

5 Miles WNW Alderdale WA

  • Overnight

    Overnight: A 30 percent chance of rain before 1am.  Mostly cloudy, with a low around 48. West wind around 15 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 65. West wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. West wind 16 to 18 mph, with gusts as high as 23 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 32 mph.

    High: 58 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. West wind 14 to 21 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 10am.  Snow level 1600 feet. Mostly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm.  Snow level rising to 1700 feet in the afternoon. Partly sunny, with a high near 48. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 4am, then a chance of rain and snow.  Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 48. West wind around 15 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 65. West wind 14 to 18 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 48. West wind 16 to 18 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 58. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 32 mph.
Sunday Night
Partly cloudy, with a low around 35. West wind 14 to 21 mph, with gusts as high as 26 mph.
Monday
A 20 percent chance of rain after 10am. Snow level 1600 feet. Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 31.
Tuesday
A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Snow level rising to 1700 feet in the afternoon. Partly sunny, with a high near 48. Chance of precipitation is 20%.
Tuesday Night
A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Cloudy, with a low around 43.
Thursday
A chance of rain. Mostly cloudy, with a high near 55. Breezy.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
12:45 am PST Mar 7, 2026
12am PST Mar 7, 2026-6pm PDT Mar 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database