National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Walnut Ridge Regional Airport (KARG)

Lat: 36.13°NLon: 90.92°WElev: 266ft.

Partly Cloudy

69°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 5 Aug 5:56 am CDT
Extended Forecast for

Portia AR

  • Today

    Today: Sunny, with a high near 93. Heat index values as high as 99. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. Southeast wind around 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the morning. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. South wind around 5 mph.

    High: 93 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. South southwest wind around 5 mph.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 95. South southwest wind around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. South southeast wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 96. South southwest wind around 5 mph.

    High: 96 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 93. Heat index values as high as 99. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 73. Southeast wind around 5 mph.
Thursday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the morning. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 40%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. South wind around 5 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. South southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 95. South southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 74. South southeast wind around 5 mph.
Sunday
Sunny, with a high near 96. South southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 96.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portia AR
 36.08°N 91.06°W (Elev. 256 ft)
Last Update:
6:35 am CDT Aug 5, 2026
Forecast Valid:
6am CDT Aug 5, 2026-6pm CDT Aug 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation