Hourly Weather Forecast - Signal Mountain, TN

12 AM
14°F
0%
4mph
NNE
Clear
Humidity
53%
Feels like
8°F
Dew Point
0°F
1 AM
14°F
0%
4mph
NNE
Clear
Humidity
55%
Feels like
7°F
Dew Point
1°F
2 AM
14°F
0%
3mph
NNE
Clear
Humidity
56%
Feels like
8°F
Dew Point
1°F
3 AM
13°F
0%
3mph
NNE
Clear
Humidity
58%
Feels like
8°F
Dew Point
1°F
4 AM
13°F
0%
3mph
NE
Clear
Humidity
59%
Feels like
13°F
Dew Point
2°F
5 AM
13°F
0%
2mph
NE
Clear
Humidity
60%
Feels like
13°F
Dew Point
2°F
6 AM
13°F
0%
2mph
NE
Clear
Humidity
61%
Feels like
13°F
Dew Point
2°F
7 AM
14°F
0%
2mph
ENE
Clear
Humidity
59%
Feels like
14°F
Dew Point
2°F
7:42 AM
8 AM
16°F
0%
1mph
ENE
Sunny
Humidity
55%
Feels like
16°F
Dew Point
2°F
9 AM
19°F
0%
1mph
ENE
Sunny
Humidity
48%
Feels like
19°F
Dew Point
3°F
10 AM
23°F
0%
1mph
ENE
Sunny
Humidity
42%
Feels like
23°F
Dew Point
3°F
11 AM
27°F
0%
1mph
ESE
Sunny
Humidity
36%
Feels like
27°F
Dew Point
3°F
12 PM
31°F
0%
1mph
SSE
Sunny
Humidity
31%
Feels like
31°F
Dew Point
4°F
1 PM
34°F
0%
2mph
S
Sunny
Humidity
29%
Feels like
34°F
Dew Point
5°F
2 PM
35°F
0%
2mph
S
Mostly Sunny
Humidity
28%
Feels like
35°F
Dew Point
6°F
3 PM
35°F
0%
2mph
SSW
Mostly Sunny
Humidity
29%
Feels like
35°F
Dew Point
6°F
4 PM
33°F
0%
2mph
SSW
Mostly Sunny
Humidity
33%
Feels like
33°F
Dew Point
7°F
5 PM
31°F
0%
2mph
SSW
Mostly Sunny
Humidity
38%
Feels like
31°F
Dew Point
8°F
5:30 PM
6 PM
29°F
0%
2mph
SSW
Mostly Clear
Humidity
43%
Feels like
29°F
Dew Point
9°F
7 PM
27°F
0%
1mph
SSW
Clear
Humidity
47%
Feels like
27°F
Dew Point
10°F
8 PM
26°F
0%
1mph
SSW
Clear
Humidity
51%
Feels like
26°F
Dew Point
10°F
9 PM
25°F
0%
1mph
SW
Clear
Humidity
53%
Feels like
25°F
Dew Point
10°F
10 PM
25°F
0%
1mph
SW
Clear
Humidity
55%
Feels like
25°F
Dew Point
11°F
11 PM
24°F
0%
1mph
SW
Clear
Humidity
57%
Feels like
24°F
Dew Point
11°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide