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

  • Tonight

    Tonight: Mostly clear, with a low around 54. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 81. South southwest wind around 5 mph, with gusts as high as 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. South southeast wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South southwest wind around 10 mph, with gusts as high as 25 mph.

    High: 82 °F

    Chance
    T-storms

  • 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

Detailed Forecast

Tonight
Mostly clear, with a low around 54. South wind around 5 mph, with gusts as high as 15 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 81. South southwest wind around 5 mph, with gusts as high as 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 59. South southeast wind around 5 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South southwest wind around 10 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
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers. 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:
9:35 pm CDT Apr 9, 2026
Forecast Valid:
9pm CDT Apr 9, 2026-6pm CDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation