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

Yakima Air Terminal - McAllister Field (KYKM)

Lat: 46.56402°NLon: 120.53484°WElev: 1043.0ft.

Clear

43°F

6°C

Humidity 48%
Wind Speed N 10 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 21 Mar 10:53 PM PDT
Extended Forecast for

11 Miles WSW Mattawa WA

  • Tonight

    Tonight: Clear, with a low around 30. West wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 47. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Southwest wind 6 to 8 mph becoming northwest after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Northwest wind 5 to 8 mph becoming south in the afternoon.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: Cloudy, with a low around 42. West wind around 7 mph.

    Low: 42 °F

    Cloudy

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Breezy.
    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Breezy.

    High: 48 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. Breezy.

    Low: 31 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
Clear, with a low around 30. West wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 47. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 34. Southwest wind 6 to 8 mph becoming northwest after midnight.
Monday
Partly sunny, with a high near 51. Northwest wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Cloudy, with a low around 42. West wind around 7 mph.
Tuesday
Rain likely. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 36. Breezy.
Wednesday
Mostly sunny, with a high near 48. Breezy.
Wednesday Night
Mostly clear, with a low around 31. Breezy.
Thursday
Sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Mattawa WA
 46.67°N 120.13°W (Elev. 3330 ft)
Last Update:
11:02 pm PDT Mar 21, 2026
Forecast Valid:
11pm PDT Mar 21, 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