Hourly Weather Forecast - Union, SC

12 AM
35°F
0%
3mph
NW
Clear
Humidity
55%
Feels like
35°F
Dew Point
21°F
1 AM
35°F
0%
3mph
WNW
Clear
Humidity
57%
Feels like
35°F
Dew Point
21°F
2 AM
35°F
0%
2mph
NW
Clear
Humidity
63%
Feels like
35°F
Dew Point
23°F
3 AM
35°F
0%
2mph
NW
Clear
Humidity
65%
Feels like
35°F
Dew Point
24°F
4 AM
34°F
0%
2mph
N
Clear
Humidity
68%
Feels like
34°F
Dew Point
25°F
5 AM
34°F
0%
2mph
NNE
Clear
Humidity
70%
Feels like
34°F
Dew Point
25°F
6 AM
32°F
0%
2mph
NNE
Clear
Humidity
73%
Feels like
32°F
Dew Point
24°F
7 AM
31°F
0%
2mph
NE
Clear
Humidity
69%
Feels like
31°F
Dew Point
22°F
7:29 AM
8 AM
32°F
0%
2mph
E
Sunny
Humidity
64%
Feels like
32°F
Dew Point
21°F
9 AM
35°F
0%
2mph
SE
Sunny
Humidity
53%
Feels like
35°F
Dew Point
20°F
10 AM
39°F
0%
2mph
S
Sunny
Humidity
47%
Feels like
39°F
Dew Point
21°F
11 AM
43°F
0%
3mph
S
Sunny
Humidity
39%
Feels like
42°F
Dew Point
20°F
12 PM
47°F
0%
4mph
S
Sunny
Humidity
33%
Feels like
46°F
Dew Point
20°F
1 PM
50°F
0%
5mph
S
Sunny
Humidity
29%
Feels like
50°F
Dew Point
19°F
2 PM
52°F
0%
5mph
SSW
Sunny
Humidity
28%
Feels like
52°F
Dew Point
20°F
3 PM
53°F
0%
5mph
SSW
Sunny
Humidity
31%
Feels like
53°F
Dew Point
23°F
4 PM
51°F
0%
5mph
SSW
Sunny
Humidity
36%
Feels like
51°F
Dew Point
25°F
5 PM
48°F
0%
5mph
SSW
Sunny
Humidity
42%
Feels like
46°F
Dew Point
26°F
5:18 PM
6 PM
45°F
0%
4mph
SSW
Clear
Humidity
47%
Feels like
43°F
Dew Point
26°F
7 PM
43°F
0%
4mph
SSW
Clear
Humidity
55%
Feels like
41°F
Dew Point
28°F
8 PM
42°F
0%
4mph
SSW
Clear
Humidity
58%
Feels like
39°F
Dew Point
28°F
9 PM
41°F
0%
4mph
SSW
Clear
Humidity
59%
Feels like
38°F
Dew Point
28°F
10 PM
40°F
0%
5mph
SSW
Mostly Clear
Humidity
60%
Feels like
36°F
Dew Point
27°F
11 PM
39°F
0%
5mph
SSW
Mostly Clear
Humidity
62%
Feels like
35°F
Dew Point
27°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday'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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