Hourly Weather Forecast - Hartsville, TN

12 AM
46°F
10%
5mph
SW
Partly Cloudy
Humidity
77%
Feels like
43°F
Dew Point
39°F
1 AM
45°F
10%
4mph
WSW
Partly Cloudy
Humidity
81%
Feels like
43°F
Dew Point
40°F
2 AM
44°F
10%
4mph
WNW
Mostly Clear
Humidity
86%
Feels like
42°F
Dew Point
40°F
3 AM
43°F
10%
4mph
NW
Mostly Clear
Humidity
89%
Feels like
40°F
Dew Point
40°F
4 AM
41°F
10%
5mph
NNW
Hazy
Humidity
92%
Feels like
38°F
Dew Point
39°F
5 AM
39°F
10%
5mph
N
Hazy
Humidity
93%
Feels like
36°F
Dew Point
38°F
6 AM
38°F
0%
5mph
N
Hazy
Humidity
91%
Feels like
35°F
Dew Point
36°F
6:52 AM
7 AM
39°F
0%
5mph
N
Mostly Sunny
Humidity
86%
Feels like
35°F
Dew Point
35°F
8 AM
40°F
0%
5mph
N
Mostly Sunny
Humidity
78%
Feels like
36°F
Dew Point
34°F
9 AM
42°F
0%
6mph
NNE
Sunny
Humidity
70%
Feels like
38°F
Dew Point
33°F
10 AM
44°F
0%
6mph
NNE
Sunny
Humidity
62%
Feels like
40°F
Dew Point
32°F
11 AM
46°F
0%
7mph
NNE
Sunny
Humidity
54%
Feels like
42°F
Dew Point
30°F
12 PM
48°F
0%
7mph
NNE
Sunny
Humidity
48%
Feels like
44°F
Dew Point
29°F
1 PM
49°F
0%
7mph
NNE
Sunny
Humidity
44%
Feels like
46°F
Dew Point
28°F
2 PM
49°F
0%
7mph
NNE
Sunny
Humidity
42%
Feels like
47°F
Dew Point
27°F
3 PM
49°F
0%
6mph
NNE
Sunny
Humidity
42%
Feels like
46°F
Dew Point
27°F
4 PM
46°F
0%
6mph
NNE
Sunny
Humidity
45%
Feels like
44°F
Dew Point
26°F
4:33 PM
5 PM
43°F
0%
5mph
NNE
Clear
Humidity
52%
Feels like
40°F
Dew Point
26°F
6 PM
40°F
0%
4mph
NNE
Clear
Humidity
58%
Feels like
37°F
Dew Point
26°F
7 PM
38°F
0%
4mph
NE
Clear
Humidity
61%
Feels like
35°F
Dew Point
26°F
8 PM
37°F
10%
4mph
NE
Mostly Clear
Humidity
63%
Feels like
34°F
Dew Point
26°F
9 PM
36°F
10%
4mph
NE
Mostly Clear
Humidity
65%
Feels like
33°F
Dew Point
26°F
10 PM
36°F
10%
4mph
NE
Partly Cloudy
Humidity
66%
Feels like
32°F
Dew Point
25°F
11 PM
35°F
10%
4mph
ENE
Mostly Cloudy
Humidity
65%
Feels like
32°F
Dew Point
25°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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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