Lake Tansi, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Tansi, a community in Cumberland County, Tennessee.
Today
91°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 1pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny. High near 91, with temperatures falling to around 83 in the afternoon. North northwest 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 |
|---|---|---|---|---|
| Today | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 30% |
| Tonight | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 28% |
| Sunday | 89°F | Sunny then Slight Chance Rain Showers | 0 to 5 mph WSW | 18% |
| Sunday Night | 66°F | Slight Chance Rain Showers 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 | 61°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 mph | 83% |
| Wednesday | 76°F | Showers And Thunderstorms | 0 to 5 mph WSW | 76% |
| Wednesday Night | 58°F | Showers And Thunderstorms | 0 mph | 76% |
| Thursday | 74°F | Chance Rain Showers | 0 to 5 mph NNW | 28% |
| Thursday Night | 55°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph NNE | 28% |
| Friday | 74°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 16% |
| Friday Night | 53°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NNE | 16% |
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 19, 2026.