Cotton Lake, TN Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cotton Lake, TN in one place.
Sunny, with a high near 99. Heat index values as high as 108. South wind around 0 mph.
Local Weather Overview
This forecast page for Cotton Lake, 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: Sep 16, 2026 4:04 AM CDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Cotton Lake, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 4:04 AM CDT
- Forecast office
- MEG
- Source
- NOAA / NWS
Daily Outlook
This Week in Cotton Lake
Friday looks like the warmest upcoming period in Cotton Lake at 100 degrees F.
Monday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Friday at about 0 to 5 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 4:04 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- MEG
- Radar station
- KNQA
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 72. East southeast wind around 0 mph.
Sunny, with a high near 100. Southwest wind 0 to 5 mph.
Partly cloudy, with a low around 72. Southeast wind around 0 mph.
Sunny, with a high near 100. West southwest wind 0 to 5 mph.
Mostly clear, with a low around 72.
Sunny, with a high near 99.
Partly cloudy, with a low around 72.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Sunny
|
99°F |
0 mph
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
72°F |
0 mph
|
|
Friday
Sep 18
|
Sunny
|
100°F |
0 to 5 mph
SW
|
|
Friday Night
Sep 18
|
Partly Cloudy
|
72°F |
0 mph
|
|
Saturday
Sep 19
|
Sunny
|
100°F |
0 to 5 mph
WSW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
72°F |
0 to 5 mph
SSW
|
|
Sunday
Sep 20
|
Sunny
|
99°F |
0 to 5 mph
SW
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
72°F |
0 to 5 mph
S
|
|
Monday
Sep 21
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
97°F |
5 mph
SW
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
68°F |
0 to 5 mph
NE
|
|
Tuesday
Sep 22
|
Chance Showers And Thunderstorms
|
92°F |
0 to 5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cotton Lake.