Portia, AR Weather & Growing Conditions
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 99. West southwest wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 0 to 10 mph WSW | 0% |
| Tonight | 72°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Sunday | 98°F | Mostly Sunny | 0 to 10 mph WSW | 0% |
| Sunday Night | 73°F | Partly Cloudy | 5 mph WNW | 10% |
| Monday | 91°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph NNW | 35% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 35% |
| Tuesday | 82°F | Slight Chance Rain Showers | 10 mph NNE | 15% |
| Tuesday Night | 60°F | Partly Cloudy | 10 to 15 mph NNE | 7% |
| Wednesday | 81°F | Sunny | 10 mph NNE | 1% |
| Wednesday Night | 58°F | Mostly Clear | 5 to 10 mph NNE | 0% |
| Thursday | 81°F | Sunny | 5 to 10 mph NNE | 1% |
| Thursday Night | 60°F | Partly Cloudy | 5 mph NE | 1% |
| Friday | 82°F | Mostly Sunny | 5 to 10 mph NE | 4% |
| Friday Night | 61°F | Partly Cloudy | 5 to 10 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Portia, AR
Last spring frost
Mar 27
First fall frost
Nov 5
Growing season
224 days
Hardiness zone
7b
Explore more for Portia, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Alicia 2Nne, Ar (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.