Big Flat, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Flat, a town in Baxter County, Arkansas.
Overnight
66°F
Mostly Clear
Mostly clear, with a low around 66. Southeast wind around 0 mph.
7-day forecast for Big Flat
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 90°F | Sunny | 0 to 5 mph SSE | 0% |
| Tuesday Night | 69°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 92°F | Sunny | 0 to 5 mph S | 2% |
| Wednesday Night | 73°F | Partly Cloudy | 0 to 5 mph SSE | 6% |
| Thursday | 92°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 23% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 31% |
| Friday | 89°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 68% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 54% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 mph | 25% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 19% |
| Sunday | 91°F | Sunny | 5 mph SSW | 5% |
| Sunday Night | 72°F | Mostly Clear | 0 to 5 mph S | 5% |
| Monday | 91°F | Sunny | 5 mph SSW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Big Flat (36.003, -92.410). Updated through the day.
Growing snapshot for Big Flat
Last spring frost
Apr 14
First fall frost
Oct 28
Growing season
196 days
Hardiness zone
7b
More local growing data for Big Flat: nearby ZIP 72617 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Briarcliff
Buffalo City
Calico Rock
Cotter
Gamaliel
Gassville
Henderson
Lakeview
Midway
Mountain Home
Norfork
Salesville
Climate data from the nearest NOAA station, Calico Rock 2 Wsw, Ar (13.9 mi from Big Flat). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.