Hourly Weather Forecast - Signal Mountain, TN

9 AM
33°F
0%
1mph
SSE
Sunny
Humidity
70%
Feels like
33°F
Dew Point
24°F
10 AM
38°F
0%
2mph
S
Sunny
Humidity
60%
Feels like
38°F
Dew Point
25°F
11 AM
42°F
0%
2mph
S
Sunny
Humidity
50%
Feels like
42°F
Dew Point
25°F
12 PM
46°F
0%
4mph
S
Sunny
Humidity
44%
Feels like
44°F
Dew Point
25°F
1 PM
48°F
0%
5mph
S
Sunny
Humidity
39%
Feels like
46°F
Dew Point
24°F
2 PM
49°F
0%
5mph
S
Sunny
Humidity
34%
Feels like
47°F
Dew Point
22°F
3 PM
50°F
0%
5mph
S
Sunny
Humidity
32%
Feels like
48°F
Dew Point
21°F
4 PM
49°F
0%
4mph
S
Sunny
Humidity
39%
Feels like
47°F
Dew Point
25°F
5 PM
46°F
0%
4mph
S
Sunny
Humidity
44%
Feels like
45°F
Dew Point
26°F
5:32 PM
6 PM
44°F
0%
3mph
S
Clear
Humidity
50%
Feels like
43°F
Dew Point
27°F
7 PM
43°F
0%
3mph
S
Clear
Humidity
53%
Feels like
43°F
Dew Point
27°F
8 PM
42°F
0%
3mph
S
Mostly Clear
Humidity
54%
Feels like
42°F
Dew Point
27°F
9 PM
42°F
0%
3mph
SSW
Clear
Humidity
55%
Feels like
42°F
Dew Point
28°F
10 PM
42°F
0%
3mph
SSW
Mostly Clear
Humidity
50%
Feels like
42°F
Dew Point
25°F
11 PM
42°F
0%
2mph
SW
Mostly Clear
Humidity
53%
Feels like
42°F
Dew Point
26°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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