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 >

Hazardous Weather Conditions

Current conditions at

Yakima Air Terminal - McAllister Field (KYKM)

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

Partly Cloudy

57°F

14°C

Humidity 58%
Wind Speed NNE 3 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 05:15 AM PDT
Extended Forecast for

Union Gap WA

  • Today

    Today: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 72. West wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 8pm. Cloudy, with a low around 42. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. Northwest wind 6 to 8 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind 5 to 9 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35.

    Low: 35 °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 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

Today
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 72. West wind 5 to 14 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of rain before 8pm. Cloudy, with a low around 42. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 59. Northwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 31. Northwest wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 57. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 62.
Tuesday Night
A chance of rain, mainly before 11pm. Partly cloudy, with a low around 37.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union Gap WA
 46.54°N 120.47°W (Elev. 997 ft)
Last Update:
4:20 am PDT Mar 20, 2026
Forecast Valid:
5am PDT Mar 20, 2026-6pm PDT Mar 26, 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