Big Flat, AR Weather & Growing Conditions
Tonight
73°F
Clear
Clear, with a low around 73. South southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Clear | 5 mph SSW | 0% |
| Saturday | 97°F | Sunny | 5 mph SW | 0% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SSW | 0% |
| Sunday | 96°F | Mostly Sunny | 5 mph SW | 0% |
| Sunday Night | 71°F | Mostly Cloudy | 0 to 5 mph W | 8% |
| Monday | 90°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph N | 42% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 5 mph N | 42% |
| Tuesday | 81°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 5 mph N | 20% |
| Tuesday Night | 60°F | Partly Cloudy | 5 mph NNE | 4% |
| Wednesday | 80°F | Sunny | 5 mph NNE | 3% |
| Wednesday Night | 58°F | Mostly Clear | 0 to 5 mph NE | 2% |
| Thursday | 81°F | Sunny | 0 to 5 mph NNE | 2% |
| Thursday Night | 59°F | Partly Cloudy | 0 mph | 2% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Flat, AR
Last spring frost
Apr 14
First fall frost
Oct 28
Growing season
196 days
Hardiness zone
7b
Explore more for Big Flat, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Calico Rock 2 Wsw, Ar (13.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.