Hourly Weather Forecast - Signal Mountain, TN

5 AM
47°F
0%
1mph
NNW
Partly Cloudy
Humidity
58%
Feels like
47°F
Dew Point
34°F
6 AM
47°F
0%
1mph
N
Partly Cloudy
Humidity
62%
Feels like
47°F
Dew Point
34°F
7 AM
47°F
0%
2mph
NNE
Partly Cloudy
Humidity
61%
Feels like
47°F
Dew Point
34°F
7:45 AM
8 AM
49°F
0%
3mph
NNE
Partly Cloudy
Humidity
58%
Feels like
49°F
Dew Point
35°F
9 AM
51°F
0%
3mph
NNE
Partly Cloudy
Humidity
54%
Feels like
51°F
Dew Point
35°F
10 AM
54°F
0%
4mph
NE
Partly Cloudy
Humidity
51%
Feels like
54°F
Dew Point
36°F
11 AM
55°F
0%
4mph
NE
Partly Cloudy
Humidity
47%
Feels like
55°F
Dew Point
36°F
12 PM
56°F
0%
5mph
NE
Mostly Sunny
Humidity
43%
Feels like
56°F
Dew Point
34°F
1 PM
56°F
0%
5mph
NE
Mostly Sunny
Humidity
39%
Feels like
56°F
Dew Point
31°F
2 PM
56°F
0%
5mph
NE
Mostly Sunny
Humidity
34%
Feels like
56°F
Dew Point
28°F
3 PM
54°F
0%
4mph
NE
Sunny
Humidity
31%
Feels like
54°F
Dew Point
24°F
4 PM
52°F
0%
4mph
NE
Sunny
Humidity
33%
Feels like
52°F
Dew Point
24°F
5 PM
48°F
0%
4mph
NE
Sunny
Humidity
37%
Feels like
47°F
Dew Point
23°F
5:33 PM
6 PM
45°F
0%
3mph
NE
Clear
Humidity
41%
Feels like
43°F
Dew Point
22°F
7 PM
43°F
0%
3mph
NE
Clear
Humidity
43%
Feels like
41°F
Dew Point
22°F
8 PM
42°F
0%
3mph
NE
Clear
Humidity
44%
Feels like
40°F
Dew Point
21°F
9 PM
41°F
0%
4mph
NE
Clear
Humidity
44%
Feels like
39°F
Dew Point
21°F
10 PM
40°F
0%
4mph
NE
Clear
Humidity
43%
Feels like
38°F
Dew Point
20°F
11 PM
39°F
0%
3mph
NE
Clear
Humidity
44%
Feels like
37°F
Dew Point
20°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's 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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