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.

Mostly Cloudy and Windy

83°F

28°C

Humidity 70%
Wind Speed S 26 G 32 mph
Barometer 29.69 in (1005.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Jun 10:56 am CDT
Extended Forecast for

Portia AR

  • Today

    Today: Sunny, with a high near 91. Heat index values as high as 100. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 90. Heat index values as high as 97. South southwest wind around 5 mph becoming north northeast in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. North wind around 5 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 85. Northeast wind around 5 mph.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. East northeast wind around 5 mph becoming calm.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south southeast around 5 mph in the morning.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 91. Heat index values as high as 100. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 76. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 90. Heat index values as high as 97. South southwest wind around 5 mph becoming north northeast in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. North wind around 5 mph. Chance of precipitation is 60%.
Juneteenth
Partly sunny, with a high near 85. Northeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 66. East northeast wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south southeast around 5 mph in the morning.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 5 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 74. Chance of precipitation is 80%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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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:
10:35 am CDT Jun 17, 2026
Forecast Valid:
11am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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