Hourly Weather Forecast - Signal Mountain, TN

4 AM
24°F
0%
0mph
NNE
Foggy
Humidity
100%
Feels like
24°F
Dew Point
24°F
5 AM
24°F
0%
0mph
N
Foggy
Humidity
100%
Feels like
24°F
Dew Point
24°F
6 AM
24°F
0%
0mph
NW
Foggy
Humidity
100%
Feels like
24°F
Dew Point
24°F
7 AM
25°F
0%
0mph
WSW
Foggy
Humidity
100%
Feels like
25°F
Dew Point
25°F
7:37 AM
8 AM
27°F
0%
0mph
SSW
Hazy
Humidity
96%
Feels like
27°F
Dew Point
26°F
9 AM
29°F
0%
1mph
S
Partly Cloudy
Humidity
86%
Feels like
29°F
Dew Point
26°F
10 AM
33°F
0%
2mph
S
Mostly Sunny
Humidity
78%
Feels like
33°F
Dew Point
26°F
11 AM
36°F
0%
2mph
S
Partly Cloudy
Humidity
70%
Feels like
36°F
Dew Point
27°F
12 PM
38°F
0%
3mph
SSW
Partly Cloudy
Humidity
65%
Feels like
36°F
Dew Point
28°F
1 PM
40°F
0%
4mph
SSW
Mostly Cloudy
Humidity
61%
Feels like
38°F
Dew Point
28°F
2 PM
42°F
0%
4mph
SSW
Partly Cloudy
Humidity
59%
Feels like
39°F
Dew Point
29°F
3 PM
42°F
0%
4mph
SW
Sunny
Humidity
60%
Feels like
39°F
Dew Point
29°F
4 PM
41°F
0%
4mph
SW
Sunny
Humidity
63%
Feels like
38°F
Dew Point
29°F
5 PM
38°F
0%
4mph
SW
Mostly Sunny
Humidity
68%
Feels like
36°F
Dew Point
29°F
5:29 PM
6 PM
37°F
0%
3mph
SSW
Clear
Humidity
74%
Feels like
34°F
Dew Point
29°F
7 PM
35°F
0%
3mph
SSW
Clear
Humidity
78%
Feels like
33°F
Dew Point
29°F
8 PM
35°F
0%
3mph
SSW
Clear
Humidity
80%
Feels like
32°F
Dew Point
29°F
9 PM
34°F
0%
3mph
SSW
Clear
Humidity
81%
Feels like
32°F
Dew Point
29°F
10 PM
35°F
0%
3mph
SSW
Clear
Humidity
81%
Feels like
32°F
Dew Point
29°F
11 PM
35°F
0%
4mph
SSW
Clear
Humidity
81%
Feels like
32°F
Dew Point
30°F

Rainfall Forecast for Northwest through Thursday

Persistent, Flooding Rain Impacts the Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today'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