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

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 >

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: Partly sunny, with a high near 57. Southeast wind around 6 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. East wind around 5 mph becoming northwest after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Cloudy, with a low around 48. Southwest wind around 7 mph.

    Low: 48 °F

    Cloudy

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 59. Southwest wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain. Mostly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. Southeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 40. East wind around 5 mph becoming northwest after midnight.
Monday
Partly sunny, with a high near 60. Light and variable wind becoming south around 6 mph in the afternoon.
Monday Night
Cloudy, with a low around 48. Southwest wind around 7 mph.
Tuesday
Rain likely. Cloudy, with a high near 59. Southwest wind 6 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 34. Breezy.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 62.
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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:
10:15 am PDT Mar 22, 2026
Forecast Valid:
12pm PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation