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.

Partly Cloudy

83°F

28°C

Humidity 19%
Wind Speed S 6 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 May 02:53 PM PDT
Extended Forecast for

Sunnyside WA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. West wind 5 to 8 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then becoming sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. West wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Partly sunny, with a high near 78. Breezy.

    High: 78 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 48. West wind 5 to 8 mph, with gusts as high as 21 mph.
Sunday
Mostly cloudy through mid morning, then becoming sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 50. West wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 21 mph.
Memorial Day
Partly sunny, with a high near 78. Breezy.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 41. Breezy.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
A slight chance of showers. Mostly sunny, with a high near 79.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 47.
Friday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyside WA
 46.32°N 120°W (Elev. 748 ft)
Last Update:
11:46 am PDT May 22, 2026
Forecast Valid:
3pm PDT May 22, 2026-6pm PDT May 29, 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