url:
Flat Branch, Tennessee Weather Forecast
Flat Branch, Tennessee Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Flat Branch
Change location by the zip code or city,state: or search for other weather forecast locations in Tennessee by name.
Weather Forecast for Flat Branch, Tennessee : Grundy County
Issued: 8:11 am CST Dec 16, 2025 Latitude: 35.3067438 Longitude: -85.7080282 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on Today Increasing Clouds on Tonight Mostly Cloudy on Wednesday 90% chance of thunderstorms on Thursday Sunny on Friday Sunny on Saturday 40% chance of rain on Sunday 20% chance of rain on Monday
High: 48°F Low: 33°F High: 49°F High: 55°F High: 40°F High: 53°F High: 54°F High: 56°F
Low: 39°F Low: 26°F Low: 28°F Low: 43°F Low: 43°F  
Sunny Increasing Clouds Mostly Cloudy Thunderstorms Sunny Sunny Rain Rain
-
Current Conditions at
CHATTANOOGA - (KCHA)
34°
Clear
as of 9:53 AM EST
Rel. Humidity: 55%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CROSSVILLE - (KCSV)
37°
Clear
as of 8:53 AM CST
Rel. Humidity: 34%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
MADISON COUNTY EXEC - (KMDQ)
37°
Clear
as of 9:15 AM CST
Rel. Humidity: 44%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
7 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
DALTON - (KDNN)
36°
Clear
as of 10:15 AM EST
Rel. Humidity: 47%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 48. Southwest wind around 5 mph becoming calm in the afternoon.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 33. Calm wind becoming south around 5 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 49. West southwest wind around 5 mph becoming calm.
20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph after midnight. Winds could gust as high as 20 mph.
90% chance of thunderstorms Thursday Thursday... Showers, with thunderstorms also possible after 3pm. High near 55. South southeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
80% chance of thunderstorms Thursday Night Thursday Night... Showers and possibly a thunderstorm before 9pm, then showers between 9pm and midnight. Low around 26. South wind around 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Sunny on Friday Friday... Sunny, with a high near 40. Northwest wind 5 to 10 mph becoming light north northwest in the afternoon. Winds could gust as high as 20 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 28. Calm wind becoming south southeast around 5 mph after midnight.
Sunny on Saturday Saturday... Sunny, with a high near 53. South wind around 5 mph, with gusts as high as 20 mph.
40% chance of rain Saturday Night Saturday Night... A 40 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 43.
40% chance of rain Sunday Sunday... A 40 percent chance of showers. Mostly cloudy, with a high near 54.
30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 43.
20% chance of rain Monday Monday... A 20 percent chance of showers. Mostly cloudy, with a high near 56.
Current Radar Image


Sun Almanac for Flat Branch, Tennessee
Sunrise: 06:45 AM
Sunset: 4:32 PM
Civil Sunrise:06:17 AM
Civil Sunset: 5:00 PM
Nautical Sunrise: 05:45 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:14 AM
Astro Sunset: 6:03 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.