Hourly Weather Forecast - Signal Mountain, TN

12 AM
55°F
0%
5mph
SW
Mostly Cloudy
Humidity
90%
Feels like
55°F
Dew Point
52°F
1 AM
54°F
10%
5mph
SW
Mostly Cloudy
Humidity
90%
Feels like
54°F
Dew Point
51°F
2 AM
54°F
10%
5mph
SW
Mostly Cloudy
Humidity
91%
Feels like
54°F
Dew Point
52°F
3 AM
55°F
10%
4mph
SW
Mostly Cloudy
Humidity
94%
Feels like
55°F
Dew Point
53°F
4 AM
55°F
10%
4mph
SW
Partly Cloudy
Humidity
93%
Feels like
55°F
Dew Point
53°F
5 AM
55°F
10%
4mph
SW
Mostly Cloudy
Humidity
94%
Feels like
55°F
Dew Point
54°F
6 AM
55°F
10%
4mph
SW
Mostly Cloudy
Humidity
94%
Feels like
55°F
Dew Point
54°F
7 AM
56°F
20%
4mph
SW
Mostly Cloudy
Humidity
92%
Feels like
56°F
Dew Point
53°F
7:47 AM
8 AM
57°F
20%
4mph
SW
Mostly Cloudy
Humidity
90%
Feels like
57°F
Dew Point
54°F
9 AM
59°F
20%
4mph
SW
Mostly Cloudy
Humidity
86%
Feels like
59°F
Dew Point
55°F
10 AM
60°F
30%
5mph
SW
30% Chance of Light Rain
Humidity
84%
Feels like
60°F
Dew Point
56°F
11 AM
61°F
40%
5mph
SW
40% Chance of Light Rain
Humidity
83%
Feels like
61°F
Dew Point
56°F
12 PM
62°F
50%
5mph
SW
50% Chance of Light Rain
Humidity
83%
Feels like
62°F
Dew Point
56°F
1 PM
62°F
50%
5mph
WSW
50% Chance of Light Rain
Humidity
82%
Feels like
62°F
Dew Point
57°F
2 PM
63°F
50%
5mph
WSW
50% Chance of Light Rain
Humidity
79%
Feels like
63°F
Dew Point
56°F
3 PM
63°F
50%
5mph
WSW
50% Chance of Light Rain
Humidity
79%
Feels like
63°F
Dew Point
56°F
4 PM
62°F
40%
5mph
WSW
40% Chance of Light Rain
Humidity
80%
Feels like
62°F
Dew Point
56°F
5 PM
60°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
83%
Feels like
60°F
Dew Point
55°F
5:35 PM
6 PM
60°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
85%
Feels like
60°F
Dew Point
55°F
7 PM
59°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
88%
Feels like
59°F
Dew Point
55°F
8 PM
58°F
30%
3mph
WSW
30% Chance Rain Showers
Humidity
89%
Feels like
58°F
Dew Point
55°F
9 PM
58°F
30%
3mph
WSW
30% Chance Rain Showers
Humidity
91%
Feels like
58°F
Dew Point
55°F
10 PM
57°F
30%
3mph
WSW
30% Chance Rain Showers
Humidity
89%
Feels like
57°F
Dew Point
54°F
11 PM
57°F
30%
3mph
WSW
30% Chance Rain Showers
Humidity
90%
Feels like
57°F
Dew Point
54°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

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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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