Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

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: Mostly cloudy, with a high near 71. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph.

    High: 71 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    Tonight: A slight chance of rain between 11pm and 5am.  Cloudy, with a low around 49. West wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 28 mph.  Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain between 8am and 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 59. West wind 9 to 14 mph.  Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. West wind 7 to 15 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Southwest wind 6 to 8 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 71. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph.
Tonight
A slight chance of rain between 11pm and 5am. Cloudy, with a low around 49. West wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Saturday
A slight chance of rain between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 59. West wind 9 to 14 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 35. West wind 7 to 15 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 57. Southwest wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 34. Breezy.
Thursday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
7:37 am PDT Mar 20, 2026
8am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database