Hourly Weather Forecast - Duncan, SC

12 AM
22°F
0%
6mph
N
Clear
Humidity
44%
Feels like
15°F
Dew Point
4°F
1 AM
22°F
0%
5mph
N
Clear
Humidity
46%
Feels like
15°F
Dew Point
4°F
2 AM
22°F
0%
4mph
N
Clear
Humidity
48%
Feels like
16°F
Dew Point
5°F
3 AM
22°F
0%
3mph
N
Clear
Humidity
47%
Feels like
17°F
Dew Point
5°F
4 AM
22°F
0%
3mph
NNW
Clear
Humidity
48%
Feels like
22°F
Dew Point
5°F
5 AM
21°F
0%
3mph
NNW
Clear
Humidity
49%
Feels like
21°F
Dew Point
5°F
6 AM
22°F
0%
3mph
NW
Clear
Humidity
47%
Feels like
22°F
Dew Point
5°F
7 AM
23°F
0%
3mph
W
Clear
Humidity
45%
Feels like
23°F
Dew Point
5°F
7:28 AM
8 AM
25°F
0%
3mph
SW
Sunny
Humidity
43%
Feels like
25°F
Dew Point
6°F
9 AM
27°F
0%
3mph
WSW
Sunny
Humidity
39%
Feels like
27°F
Dew Point
6°F
10 AM
30°F
0%
3mph
SW
Sunny
Humidity
35%
Feels like
27°F
Dew Point
6°F
11 AM
33°F
0%
4mph
SW
Sunny
Humidity
31%
Feels like
29°F
Dew Point
5°F
12 PM
35°F
0%
5mph
SSW
Sunny
Humidity
27%
Feels like
30°F
Dew Point
4°F
1 PM
36°F
0%
6mph
SSW
Sunny
Humidity
27%
Feels like
32°F
Dew Point
5°F
2 PM
37°F
0%
7mph
SSW
Sunny
Humidity
27%
Feels like
32°F
Dew Point
7°F
3 PM
37°F
0%
8mph
SSW
Sunny
Humidity
29%
Feels like
31°F
Dew Point
8°F
4 PM
36°F
0%
8mph
SW
Sunny
Humidity
31%
Feels like
30°F
Dew Point
9°F
5 PM
34°F
0%
8mph
SW
Sunny
Humidity
33%
Feels like
28°F
Dew Point
9°F
5:18 PM
6 PM
33°F
0%
7mph
SW
Clear
Humidity
37%
Feels like
27°F
Dew Point
10°F
7 PM
32°F
0%
6mph
SW
Clear
Humidity
42%
Feels like
26°F
Dew Point
11°F
8 PM
31°F
0%
6mph
SW
Clear
Humidity
44%
Feels like
25°F
Dew Point
11°F
9 PM
30°F
0%
7mph
SW
Clear
Humidity
46%
Feels like
24°F
Dew Point
12°F
10 PM
30°F
0%
7mph
SW
Clear
Humidity
47%
Feels like
23°F
Dew Point
12°F
11 PM
29°F
0%
7mph
SW
Clear
Humidity
48%
Feels like
23°F
Dew Point
12°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

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