Signal Mountain, TN Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Signal Mountain, TN in one place.
Sunny, with a high near 78. South wind 0 to 5 mph.
Local Weather Overview
This forecast page for Signal Mountain, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 5:41 AM EDT.
The active forecast window currently covers Apr 10 to Apr 15, 2026 for Signal Mountain, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 5:41 AM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Signal Mountain
Tuesday looks like the warmest upcoming period in Signal Mountain at 87 degrees F.
Friday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Sunday at about 0 to 10 mph S.
The forecast from Apr 10 through Apr 15 stays mostly dry.
Forecast Details
- Last updated
- Apr 9, 2026 5:41 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KHTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 51. Southwest wind around 0 mph.
Sunny, with a high near 83. North wind around 0 mph.
Mostly clear, with a low around 54. East wind around 0 mph.
Sunny, with a high near 84.
Partly cloudy, with a low around 60.
Partly sunny, with a high near 83.
Partly cloudy, with a low around 61.
Mostly sunny, with a high near 87.
Partly cloudy, with a low around 62.
Mostly sunny, with a high near 87.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Sunny
|
78°F |
0 to 5 mph
S
|
|
Friday Night
Apr 10
|
Mostly Clear
|
51°F |
0 mph
|
|
Saturday
Apr 11
|
Sunny
|
83°F |
0 mph
|
|
Saturday Night
Apr 11
|
Mostly Clear
|
54°F |
0 mph
|
|
Sunday
Apr 12
|
Sunny
|
84°F |
0 to 10 mph
S
|
|
Sunday Night
Apr 12
|
Partly Cloudy
|
60°F |
5 to 10 mph
S
|
|
Monday
Apr 13
|
Partly Sunny
|
83°F |
10 mph
S
|
|
Monday Night
Apr 13
|
Partly Cloudy
|
61°F |
5 to 10 mph
S
|
|
Tuesday
Apr 14
|
Mostly Sunny
|
87°F |
5 to 10 mph
S
|
|
Tuesday Night
Apr 14
|
Partly Cloudy
|
62°F |
5 to 10 mph
S
|
|
Wednesday
Apr 15
|
Mostly Sunny
|
87°F |
5 to 10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Signal Mountain.
