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

73°F

23°C

Humidity 94%
Wind Speed Vrbl 3 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 24 May 9:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. North wind around 5 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: A chance of showers and thunderstorms, mainly between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. Mostly sunny, with a high near 79. Calm wind becoming east northeast around 5 mph in the morning. Chance of precipitation is 40%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of rain and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm. Chance of precipitation is 70%.

    Low: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 78. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 59. Calm wind.
Memorial Day
A chance of showers and thunderstorms, mainly between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. Mostly sunny, with a high near 79. Calm wind becoming east northeast around 5 mph in the morning. Chance of precipitation is 40%.
Monday Night
A slight chance of rain and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm. Chance of precipitation is 70%.
Tuesday
Showers and possibly a thunderstorm. High near 78. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
9:35 am CDT May 24, 2026
Forecast Valid:
10am CDT May 24, 2026-6pm CDT May 30, 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