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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

WhenTempForecastWindPrecip
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

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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.