Hourly Weather Forecast - Union Gap, WA

12 AM
35°F
10%
5mph
WSW
Partly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
29°F
1 AM
34°F
10%
5mph
WSW
Mostly Clear
Humidity
82%
Feels like
29°F
Dew Point
29°F
2 AM
33°F
10%
4mph
WSW
Mostly Clear
Humidity
83%
Feels like
28°F
Dew Point
28°F
3 AM
32°F
20%
4mph
WSW
Partly Cloudy
Humidity
83%
Feels like
28°F
Dew Point
28°F
4 AM
32°F
20%
5mph
WSW
Partly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
27°F
5 AM
32°F
10%
4mph
WSW
Mostly Clear
Humidity
83%
Feels like
28°F
Dew Point
27°F
6 AM
32°F
10%
4mph
SW
Mostly Clear
Humidity
84%
Feels like
28°F
Dew Point
28°F
7 AM
32°F
10%
4mph
SW
Clear
Humidity
84%
Feels like
29°F
Dew Point
28°F
7:42 AM
8 AM
34°F
20%
4mph
SSW
Sunny
Humidity
83%
Feels like
30°F
Dew Point
29°F
9 AM
36°F
20%
4mph
SSW
Mostly Sunny
Humidity
80%
Feels like
32°F
Dew Point
30°F
10 AM
38°F
20%
5mph
S
Mostly Sunny
Humidity
75%
Feels like
35°F
Dew Point
31°F
11 AM
41°F
10%
6mph
SSW
Mostly Sunny
Humidity
69%
Feels like
37°F
Dew Point
32°F
12 PM
43°F
10%
7mph
SSW
Mostly Sunny
Humidity
65%
Feels like
39°F
Dew Point
32°F
1 PM
44°F
10%
8mph
SSW
Mostly Sunny
Humidity
63%
Feels like
40°F
Dew Point
32°F
2 PM
44°F
10%
8mph
SSW
Mostly Sunny
Humidity
64%
Feels like
40°F
Dew Point
33°F
3 PM
43°F
10%
8mph
SSW
Mostly Sunny
Humidity
67%
Feels like
39°F
Dew Point
33°F
4 PM
41°F
10%
7mph
SSW
Sunny
Humidity
73%
Feels like
36°F
Dew Point
33°F
4:16 PM
5 PM
39°F
10%
5mph
SSW
Clear
Humidity
78%
Feels like
35°F
Dew Point
32°F
6 PM
37°F
10%
5mph
SW
Clear
Humidity
82%
Feels like
32°F
Dew Point
32°F
7 PM
35°F
10%
5mph
SW
Clear
Humidity
84%
Feels like
31°F
Dew Point
31°F
8 PM
34°F
10%
5mph
WSW
Mostly Clear
Humidity
87%
Feels like
29°F
Dew Point
30°F
9 PM
33°F
10%
4mph
WSW
Mostly Clear
Humidity
87%
Feels like
29°F
Dew Point
29°F
10 PM
32°F
10%
4mph
WSW
Mostly Clear
Humidity
88%
Feels like
28°F
Dew Point
29°F
11 PM
31°F
10%
4mph
WNW
Mostly Clear
Humidity
87%
Feels like
27°F
Dew Point
28°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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