Lake Tansi, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Tansi, a community in Cumberland County, Tennessee.
This Afternoon
89°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 89, with temperatures falling to around 81 in the afternoon. Southeast wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lake Tansi
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Chance Showers And Thunderstorms | 0 mph | 28% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 28% |
| Sunday | 89°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph WSW | 18% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 17% |
| Monday | 89°F | Patchy Fog then Chance Showers And Thunderstorms | 0 mph | 47% |
| Monday Night | 64°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 52% |
| Tuesday | 83°F | Showers And Thunderstorms | 0 to 5 mph SW | 83% |
| Tuesday Night | 62°F | Showers And Thunderstorms | 0 mph | 83% |
| Wednesday | 77°F | Showers And Thunderstorms | 0 to 5 mph WSW | 77% |
| Wednesday Night | 59°F | Showers And Thunderstorms | 0 mph | 77% |
| Thursday | 75°F | Chance Rain Showers | 0 to 5 mph W | 41% |
| Thursday Night | 56°F | Chance Rain Showers then Partly Cloudy | 0 mph | 31% |
| Friday | 75°F | Mostly Sunny | 0 to 5 mph NNW | 14% |
| Friday Night | 53°F | Partly Cloudy | 0 to 5 mph N | 14% |
Forecast source: National Weather Service (api.weather.gov) for Lake Tansi (35.870, -85.061). Updated through the day.
Growing snapshot for Lake Tansi
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
7a
More local growing data for Lake Tansi: nearby ZIP 38572 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Crossville Mem Ap, Tn (7.5 mi from Lake Tansi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.