Hourly Weather Forecast - Decatur, TN

12 AM
34°F
0%
3mph
WNW
Cloudy
Humidity
88%
Feels like
34°F
Dew Point
30°F
1 AM
33°F
0%
3mph
NW
Cloudy
Humidity
89%
Feels like
33°F
Dew Point
30°F
2 AM
32°F
0%
3mph
NW
Cloudy
Humidity
89%
Feels like
32°F
Dew Point
29°F
3 AM
31°F
0%
3mph
NW
Cloudy
Humidity
91%
Feels like
31°F
Dew Point
29°F
4 AM
30°F
0%
3mph
NW
Cloudy
Humidity
91%
Feels like
30°F
Dew Point
28°F
5 AM
30°F
0%
2mph
NW
Cloudy
Humidity
92%
Feels like
30°F
Dew Point
28°F
6 AM
29°F
0%
2mph
NNW
Cloudy
Humidity
89%
Feels like
29°F
Dew Point
27°F
7 AM
30°F
0%
2mph
NNW
Cloudy
Humidity
85%
Feels like
30°F
Dew Point
27°F
7:49 AM
8 AM
33°F
0%
2mph
NNW
Cloudy
Humidity
84%
Feels like
33°F
Dew Point
29°F
9 AM
37°F
0%
2mph
NNW
Mostly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
30°F
10 AM
42°F
0%
2mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
42°F
Dew Point
31°F
11 AM
46°F
0%
3mph
W
Mostly Cloudy
Humidity
55%
Feels like
46°F
Dew Point
30°F
12 PM
49°F
0%
3mph
SSW
Cloudy
Humidity
48%
Feels like
48°F
Dew Point
30°F
1 PM
51°F
0%
4mph
SSW
Cloudy
Humidity
45%
Feels like
51°F
Dew Point
30°F
2 PM
51°F
0%
4mph
SSW
Cloudy
Humidity
43%
Feels like
51°F
Dew Point
30°F
3 PM
51°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
44%
Feels like
51°F
Dew Point
30°F
4 PM
50°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
46%
Feels like
50°F
Dew Point
30°F
5 PM
48°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
51%
Feels like
47°F
Dew Point
31°F
5:38 PM
6 PM
46°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
58%
Feels like
45°F
Dew Point
32°F
7 PM
44°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
66%
Feels like
44°F
Dew Point
33°F
8 PM
42°F
30%
3mph
SSW
30% Chance of Light Rain
Humidity
78%
Feels like
41°F
Dew Point
36°F
9 PM
41°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
85%
Feels like
39°F
Dew Point
37°F
10 PM
39°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
86%
Feels like
37°F
Dew Point
35°F
11 PM
38°F
20%
4mph
SW
Cloudy
Humidity
91%
Feels like
35°F
Dew Point
35°F

Snow and Ice Forecast Through Monday

Heavy Snow and Icing from Midwest to New England

A winter storm will deliver snow and significant icing from the Midwest to New England.

Today's Weather Outlook

Today's Weather Outlook

Satellite image of Hurricane Melissa

2025 Year in Review: Powerful Hurricanes in the Atlantic

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Hurricane Erick at its peak intensity before making landfall on Guerrero, Mexico on June 19, 2025 (NOAA/Wikimedia Commons)

2025 Year in Review: Active Tropical Season for The Pacific

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide