Hourly Weather Forecast - Decatur, TN

12 AM
32°F
10%
3mph
N
Clear
Humidity
82%
Feels like
32°F
Dew Point
27°F
1 AM
31°F
30%
3mph
N
30% Chance of Snow
Humidity
87%
Feels like
31°F
Dew Point
27°F
2 AM
30°F
30%
3mph
N
30% Chance Frozen Mix
Humidity
91%
Feels like
30°F
Dew Point
28°F
3 AM
29°F
30%
3mph
N
30% Chance Frozen Mix
Humidity
96%
Feels like
29°F
Dew Point
28°F
4 AM
28°F
30%
3mph
NNE
30% Chance Frozen Mix
Humidity
99%
Feels like
28°F
Dew Point
28°F
5 AM
27°F
30%
3mph
NNE
30 % Chance of Heavy Snow
Humidity
100%
Feels like
27°F
Dew Point
27°F
6 AM
26°F
30%
3mph
NNE
30% Chance of Snow
Humidity
100%
Feels like
22°F
Dew Point
26°F
7 AM
26°F
30%
3mph
NNE
30% Chance Frozen Mix
Humidity
100%
Feels like
22°F
Dew Point
26°F
7:45 AM
8 AM
28°F
30%
3mph
NNE
30% Chance Frozen Mix
Humidity
99%
Feels like
24°F
Dew Point
28°F
9 AM
33°F
30%
3mph
NNE
30% Chance Rain Showers
Humidity
82%
Feels like
29°F
Dew Point
28°F
10 AM
38°F
30%
4mph
NNE
30% Chance Rain Showers
Humidity
69%
Feels like
35°F
Dew Point
28°F
11 AM
42°F
10%
5mph
NNE
Partly Cloudy
Humidity
58%
Feels like
39°F
Dew Point
28°F
12 PM
46°F
10%
6mph
NNE
Mostly Cloudy
Humidity
50%
Feels like
43°F
Dew Point
28°F
1 PM
49°F
10%
7mph
NNE
Cloudy
Humidity
46%
Feels like
46°F
Dew Point
29°F
2 PM
51°F
10%
7mph
NNE
Cloudy
Humidity
42%
Feels like
51°F
Dew Point
29°F
3 PM
51°F
10%
7mph
NNE
Cloudy
Humidity
41%
Feels like
51°F
Dew Point
29°F
4 PM
51°F
20%
7mph
NNE
Cloudy
Humidity
43%
Feels like
51°F
Dew Point
29°F
5 PM
48°F
20%
7mph
N
Cloudy
Humidity
47%
Feels like
45°F
Dew Point
29°F
5:58 PM
6 PM
45°F
30%
6mph
N
30% Chance of Light Rain
Humidity
53%
Feels like
41°F
Dew Point
29°F
7 PM
42°F
30%
6mph
N
30% Chance of Light Rain
Humidity
59%
Feels like
38°F
Dew Point
29°F
8 PM
40°F
40%
6mph
N
40% Chance of Light Rain
Humidity
64%
Feels like
36°F
Dew Point
29°F
9 PM
38°F
40%
6mph
N
40% Chance of Light Rain
Humidity
66%
Feels like
34°F
Dew Point
28°F
10 PM
38°F
40%
6mph
N
40% Chance of Flurries
Humidity
68%
Feels like
33°F
Dew Point
28°F
11 PM
36°F
40%
6mph
N
40% Chance of Flurries
Humidity
70%
Feels like
31°F
Dew Point
28°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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