Hourly Weather Forecast - Signal Mountain, TN

12 AM
39°F
0%
3mph
NE
Mostly Clear
Humidity
42%
Feels like
36°F
Dew Point
18°F
1 AM
38°F
0%
3mph
NE
Clear
Humidity
44%
Feels like
36°F
Dew Point
18°F
2 AM
37°F
0%
3mph
NE
Clear
Humidity
47%
Feels like
37°F
Dew Point
19°F
3 AM
37°F
0%
2mph
NE
Clear
Humidity
50%
Feels like
37°F
Dew Point
20°F
4 AM
36°F
0%
2mph
NE
Clear
Humidity
53%
Feels like
36°F
Dew Point
20°F
5 AM
35°F
0%
2mph
ENE
Clear
Humidity
56%
Feels like
35°F
Dew Point
21°F
6 AM
34°F
0%
2mph
ENE
Clear
Humidity
60%
Feels like
34°F
Dew Point
22°F
7 AM
35°F
0%
1mph
E
Clear
Humidity
61%
Feels like
35°F
Dew Point
23°F
7:46 AM
8 AM
38°F
0%
2mph
ESE
Sunny
Humidity
56%
Feels like
38°F
Dew Point
24°F
9 AM
43°F
0%
2mph
SE
Mostly Sunny
Humidity
48%
Feels like
43°F
Dew Point
24°F
10 AM
48°F
0%
3mph
SSE
Mostly Sunny
Humidity
40%
Feels like
48°F
Dew Point
25°F
11 AM
51°F
0%
4mph
SSE
Mostly Sunny
Humidity
35%
Feels like
51°F
Dew Point
24°F
12 PM
53°F
0%
5mph
SSE
Partly Cloudy
Humidity
32%
Feels like
53°F
Dew Point
24°F
1 PM
54°F
0%
6mph
SSE
Partly Cloudy
Humidity
30%
Feels like
54°F
Dew Point
24°F
2 PM
54°F
0%
6mph
SSE
Partly Cloudy
Humidity
30%
Feels like
54°F
Dew Point
23°F
3 PM
53°F
0%
5mph
SSE
Partly Cloudy
Humidity
32%
Feels like
53°F
Dew Point
24°F
4 PM
51°F
0%
5mph
SSE
Partly Cloudy
Humidity
35%
Feels like
51°F
Dew Point
24°F
5 PM
49°F
0%
5mph
SSE
Mostly Cloudy
Humidity
37%
Feels like
47°F
Dew Point
24°F
5:33 PM
6 PM
48°F
0%
4mph
SSE
Cloudy
Humidity
38%
Feels like
47°F
Dew Point
24°F
7 PM
48°F
10%
4mph
SSE
Cloudy
Humidity
38%
Feels like
46°F
Dew Point
24°F
8 PM
48°F
10%
5mph
SSE
Cloudy
Humidity
37%
Feels like
46°F
Dew Point
23°F
9 PM
48°F
20%
5mph
S
Mostly Cloudy
Humidity
36%
Feels like
46°F
Dew Point
23°F
10 PM
48°F
10%
5mph
S
Mostly Cloudy
Humidity
37%
Feels like
46°F
Dew Point
23°F
11 PM
48°F
10%
5mph
S
Mostly Cloudy
Humidity
38%
Feels like
45°F
Dew Point
24°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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