Hourly Weather Forecast - Signal Mountain, TN

12 AM
53°F
30%
1mph
WSW
30% Chance Rain Showers
Humidity
91%
Feels like
53°F
Dew Point
50°F
1 AM
53°F
30%
1mph
WSW
30% Chance of Light Rain
Humidity
94%
Feels like
53°F
Dew Point
51°F
2 AM
52°F
30%
1mph
WSW
30% Chance Rain Showers
Humidity
97%
Feels like
52°F
Dew Point
51°F
3 AM
52°F
30%
1mph
WSW
30% Chance Rain Showers
Humidity
100%
Feels like
52°F
Dew Point
52°F
4 AM
52°F
30%
0mph
W
30% Chance Rain Showers
Humidity
99%
Feels like
52°F
Dew Point
52°F
5 AM
53°F
30%
0mph
W
30% Chance Rain Showers
Humidity
100%
Feels like
53°F
Dew Point
52°F
6 AM
53°F
30%
0mph
W
30% Chance Rain Showers
Humidity
100%
Feels like
53°F
Dew Point
53°F
7 AM
53°F
30%
0mph
WSW
30% Chance Rain Showers
Humidity
99%
Feels like
53°F
Dew Point
53°F
7:47 AM
8 AM
55°F
30%
0mph
SW
30% Chance Rain Showers
Humidity
96%
Feels like
55°F
Dew Point
53°F
9 AM
57°F
10%
0mph
S
Mostly Cloudy
Humidity
91%
Feels like
57°F
Dew Point
54°F
10 AM
59°F
10%
0mph
S
Mostly Cloudy
Humidity
87%
Feels like
59°F
Dew Point
55°F
11 AM
61°F
10%
1mph
S
Partly Cloudy
Humidity
83%
Feels like
61°F
Dew Point
56°F
12 PM
62°F
10%
1mph
S
Partly Cloudy
Humidity
81%
Feels like
62°F
Dew Point
56°F
1 PM
63°F
30%
1mph
SSW
30% Chance Rain Showers
Humidity
79%
Feels like
63°F
Dew Point
56°F
2 PM
64°F
30%
2mph
SSW
30% Chance Rain Showers
Humidity
77%
Feels like
64°F
Dew Point
56°F
3 PM
64°F
30%
2mph
SSW
30% Chance Rain Showers
Humidity
77%
Feels like
64°F
Dew Point
56°F
4 PM
62°F
30%
2mph
S
30% Chance Rain Showers
Humidity
80%
Feels like
62°F
Dew Point
56°F
5 PM
59°F
30%
2mph
S
30% Chance Rain Showers
Humidity
87%
Feels like
59°F
Dew Point
55°F
5:34 PM
6 PM
57°F
20%
1mph
S
Partly Cloudy
Humidity
92%
Feels like
57°F
Dew Point
55°F
7 PM
55°F
20%
1mph
S
Partly Cloudy
Humidity
95%
Feels like
55°F
Dew Point
54°F
8 PM
55°F
10%
1mph
S
Partly Cloudy
Humidity
95%
Feels like
55°F
Dew Point
53°F
9 PM
54°F
0%
2mph
SSW
Partly Cloudy
Humidity
93%
Feels like
54°F
Dew Point
52°F
10 PM
54°F
0%
2mph
SSW
Partly Cloudy
Humidity
92%
Feels like
54°F
Dew Point
52°F
11 PM
54°F
0%
2mph
SSW
Partly Cloudy
Humidity
92%
Feels like
54°F
Dew Point
52°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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