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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 63. South southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 65. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 85. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 85 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 63. South southwest wind around 10 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 65. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 85. South southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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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:
4:35 am CDT Apr 12, 2026
Forecast Valid:
5am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation