Hourly Weather Forecast - Decatur, TN

10 AM
27°F
0%
11mph
N
Mostly Sunny
Humidity
58%
Feels like
17°F
Dew Point
14°F
11 AM
28°F
0%
11mph
N
Sunny
Humidity
47%
Feels like
18°F
Dew Point
11°F
12 PM
29°F
0%
11mph
NNW
Sunny
Humidity
38%
Feels like
20°F
Dew Point
7°F
1 PM
30°F
0%
12mph
N
Sunny
Humidity
34%
Feels like
20°F
Dew Point
5°F
2 PM
30°F
0%
12mph
N
Sunny
Humidity
32%
Feels like
20°F
Dew Point
3°F
3 PM
29°F
0%
12mph
N
Sunny
Humidity
32%
Feels like
18°F
Dew Point
3°F
4 PM
26°F
0%
12mph
N
Sunny
Humidity
35%
Feels like
15°F
Dew Point
2°F
5 PM
23°F
0%
11mph
N
Sunny
Humidity
39%
Feels like
12°F
Dew Point
2°F
5:27 PM
6 PM
20°F
0%
10mph
N
Clear
Humidity
46%
Feels like
9°F
Dew Point
3°F
7 PM
19°F
0%
10mph
N
Clear
Humidity
47%
Feels like
8°F
Dew Point
2°F
8 PM
18°F
0%
9mph
NNE
Clear
Humidity
50%
Feels like
7°F
Dew Point
2°F
9 PM
17°F
0%
9mph
NNE
Clear
Humidity
51%
Feels like
6°F
Dew Point
2°F
10 PM
17°F
0%
8mph
NNE
Clear
Humidity
51%
Feels like
6°F
Dew Point
2°F
11 PM
16°F
0%
7mph
NNE
Clear
Humidity
53%
Feels like
7°F
Dew Point
2°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

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

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide