Weather World
Roane County, TN Official WebsiteRoane County, TN Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Roane County Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  | | | | |  |  |  | |  | |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Chance of T-Storm |
| Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C |
| POP: 20% | POP: 30% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 706 PM EDT Mon Aug 31 2026 
Roane County Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Roane County Weather Map
Roane County Quick Facts
Roane County Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 741 PM EDT Mon Aug 31 2026
Key Messages
Updated at 739 PM EDT Mon Aug 31 2026- Hot and humid conditions will continue with highs well into the 90s and heat indices reaching or exceeding 100 for most by mid- week.
- Other than isolated storms in the mountains the next few days, rain chances do not return area-wide until late in the week into the weekend.
Discussion
... Issued at 301 PM EDT Mon Aug 31 2026
No major changes made to the forecast with a persistence type forecast looking to most likely work out as the overall weather ...