Hourly Weather Forecast - Signal Mountain, TN

7 AM
30°F
0%
1mph
ESE
Clear
Humidity
75%
Feels like
30°F
Dew Point
23°F
7:45 AM
8 AM
33°F
0%
1mph
SE
Sunny
Humidity
67%
Feels like
33°F
Dew Point
24°F
9 AM
38°F
0%
1mph
SSE
Sunny
Humidity
56%
Feels like
38°F
Dew Point
24°F
10 AM
43°F
0%
2mph
S
Sunny
Humidity
47%
Feels like
43°F
Dew Point
25°F
11 AM
47°F
0%
2mph
S
Sunny
Humidity
41%
Feels like
47°F
Dew Point
25°F
12 PM
50°F
0%
4mph
S
Sunny
Humidity
37%
Feels like
50°F
Dew Point
25°F
1 PM
52°F
0%
5mph
S
Sunny
Humidity
33%
Feels like
52°F
Dew Point
24°F
2 PM
53°F
0%
5mph
S
Sunny
Humidity
32%
Feels like
53°F
Dew Point
24°F
3 PM
53°F
0%
5mph
S
Sunny
Humidity
32%
Feels like
53°F
Dew Point
24°F
4 PM
51°F
0%
4mph
S
Sunny
Humidity
35%
Feels like
51°F
Dew Point
25°F
5 PM
49°F
0%
4mph
S
Sunny
Humidity
40%
Feels like
47°F
Dew Point
26°F
5:32 PM
6 PM
46°F
0%
3mph
S
Mostly Clear
Humidity
46%
Feels like
45°F
Dew Point
27°F
7 PM
44°F
0%
3mph
S
Clear
Humidity
50%
Feels like
44°F
Dew Point
27°F
8 PM
44°F
0%
3mph
S
Clear
Humidity
51%
Feels like
44°F
Dew Point
27°F
9 PM
43°F
0%
3mph
SSW
Clear
Humidity
52%
Feels like
43°F
Dew Point
26°F
10 PM
42°F
0%
3mph
SSW
Clear
Humidity
54%
Feels like
42°F
Dew Point
27°F
11 PM
43°F
0%
2mph
SW
Mostly Clear
Humidity
54%
Feels like
43°F
Dew Point
27°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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