Hourly Weather Forecast - Union, SC

12 AM
56°F
0%
7mph
SW
Clear
Humidity
83%
Feels like
56°F
Dew Point
51°F
1 AM
56°F
0%
8mph
SW
Clear
Humidity
84%
Feels like
56°F
Dew Point
51°F
2 AM
56°F
0%
8mph
SW
Clear
Humidity
85%
Feels like
56°F
Dew Point
51°F
3 AM
55°F
0%
8mph
SW
Clear
Humidity
87%
Feels like
55°F
Dew Point
51°F
4 AM
54°F
0%
8mph
WSW
Mostly Clear
Humidity
89%
Feels like
54°F
Dew Point
51°F
5 AM
54°F
0%
8mph
WSW
Partly Cloudy
Humidity
91%
Feels like
54°F
Dew Point
51°F
6 AM
53°F
0%
8mph
SW
Partly Cloudy
Humidity
93%
Feels like
53°F
Dew Point
51°F
7 AM
53°F
0%
8mph
SW
Partly Cloudy
Humidity
92%
Feels like
53°F
Dew Point
51°F
7:32 AM
8 AM
54°F
0%
8mph
WSW
Partly Cloudy
Humidity
89%
Feels like
54°F
Dew Point
51°F
9 AM
57°F
0%
8mph
WSW
Partly Cloudy
Humidity
82%
Feels like
57°F
Dew Point
51°F
10 AM
60°F
0%
9mph
WSW
Partly Cloudy
Humidity
75%
Feels like
60°F
Dew Point
52°F
11 AM
64°F
0%
9mph
WSW
Partly Cloudy
Humidity
67%
Feels like
64°F
Dew Point
52°F
12 PM
67°F
0%
10mph
WSW
Partly Cloudy
Humidity
61%
Feels like
67°F
Dew Point
53°F
1 PM
69°F
0%
10mph
WSW
Partly Cloudy
Humidity
57%
Feels like
69°F
Dew Point
53°F
2 PM
70°F
0%
10mph
WSW
Mostly Sunny
Humidity
55%
Feels like
70°F
Dew Point
53°F
3 PM
70°F
0%
11mph
WSW
Mostly Sunny
Humidity
56%
Feels like
70°F
Dew Point
53°F
4 PM
69°F
0%
10mph
WSW
Mostly Sunny
Humidity
60%
Feels like
69°F
Dew Point
54°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide