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

Yakima Air Terminal - McAllister Field (KYKM)

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

Clear

38°F

3°C

Humidity 69%
Wind Speed W 8 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Apr 06:53 AM PDT
Extended Forecast for

Union Gap WA

  • Today

    Today: Mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Light and variable wind becoming northwest around 5 mph after midnight.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 75. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. Light and variable wind becoming northwest around 6 mph after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 80. North wind around 6 mph becoming calm in the morning.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 40. Light and variable wind becoming northwest around 5 mph after midnight.
Sunday
Partly sunny, with a high near 75. Light and variable wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 46. Light and variable wind becoming northwest around 6 mph after midnight.
Monday
Partly sunny, with a high near 80. North wind around 6 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 67.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Thursday
A slight chance of rain. Partly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Union Gap WA
 46.54°N 120.47°W (Elev. 997 ft)
Last Update:
4:01 am PDT Apr 18, 2026
Forecast Valid:
7am PDT Apr 18, 2026-6pm PDT Apr 24, 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