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.

Fair

76°F

24°C

Humidity 35%
Wind Speed SW 13 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 28 Feb 1:56 pm CST
Extended Forecast for

Portia AR

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. South southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 57. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 42. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers before noon. Mostly cloudy, with a high near 59. East northeast wind 5 to 10 mph.

    High: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 75. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 76. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 47. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Sunday
A 40 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 57. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Showers likely. Cloudy, with a low around 42. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers before noon. Mostly cloudy, with a high near 59. East northeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 49. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly cloudy, with a high near 75. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Portia AR
 36.08°N 91.06°W (Elev. 256 ft)
Last Update:
2:35 pm CST Feb 28, 2026
Forecast Valid:
2pm CST Feb 28, 2026-6pm CST Mar 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation