National Weather Service

News Headlines

Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP/OSO) for all NWS Western Region Offices Effect July 7, 2026

Current conditions at

Yakima Air Terminal - McAllister Field (KYKM)

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

Overcast

63°F

17°C

Humidity	46%
Wind Speed	WNW 16 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	42°F (6°C)
Visibility	10.00 mi
Last update	29 Jun 02:53 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Union Gap WA

Overnight
Low: 63 °F
Slight Chance
Showers
Monday
High: 84 °F
Slight Chance
Showers then
Mostly Sunny
Monday Night
Low: 55 °F
Partly Cloudy
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 50 °F
Mostly Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 49 °F
Partly Cloudy
Thursday
High: 82 °F
Mostly Sunny
Thursday Night
Low: 52 °F
Partly Cloudy

Detailed Forecast

Overnight

A 10 percent chance of showers after 5am. Mostly cloudy, with a steady temperature around 63. Northwest wind around 10 mph, with gusts as high as 21 mph.

Monday

A 20 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 84. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

Monday Night

Partly cloudy, with a low around 55. Northwest wind 5 to 11 mph, with gusts as high as 22 mph.

Tuesday

Sunny, with a high near 83. Northwest wind 5 to 8 mph.

Tuesday Night

Mostly clear, with a low around 50. Northwest wind 9 to 16 mph, with gusts as high as 28 mph.

Wednesday

Sunny, with a high near 81.

Wednesday Night

Partly cloudy, with a low around 49.

Thursday

Mostly sunny, with a high near 82.