Powells Crossroads, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Powells Crossroads, a town in Marion County, Tennessee.
Overnight
64°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers and thunderstorms. Cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Powells Crossroads
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Chance Showers And Thunderstorms | 10 mph SE | 77% |
| Wednesday | 72°F | Showers And Thunderstorms | 5 to 10 mph S | 99% |
| Wednesday Night | 58°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph SW | 24% |
| Thursday | 75°F | Mostly Sunny | 0 mph | 6% |
| Thursday Night | 51°F | Partly Cloudy | 0 mph | 2% |
| Friday | 73°F | Sunny | 0 to 5 mph NW | 2% |
| Friday Night | 46°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Saturday | 65°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 41°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Sunday | 65°F | Mostly Sunny | 0 to 5 mph N | 6% |
| Sunday Night | 39°F | Mostly Clear | 0 to 5 mph NW | 7% |
| Monday | 66°F | Sunny | 0 to 5 mph NW | 3% |
| Monday Night | 39°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 69°F | Sunny | 0 to 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Powells Crossroads (35.185, -85.485). Updated through the day.
Growing snapshot for Powells Crossroads
Last spring frost
Mar 26
First fall frost
Nov 8
Growing season
228 days
Hardiness zone
7b
More local growing data for Powells Crossroads: nearby ZIP 37397 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Griffith Creek
Jasper
Kimball
Monteagle
New Hope
Sequatchie
Signal Mountain
South Pittsburg
Whiteside
Whitwell
Climate data from the nearest NOAA station, Whitwell-Sequatchie Vly, Tn (6.2 mi from Powells Crossroads). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.