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

56°F

13°C

Humidity 70%
Wind Speed S 9 mph
Barometer 30.21 in (1022.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Apr 1:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • Overnight

    Overnight: Clear, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 15 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 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 30%.

    Low: 56 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. South southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 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

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 48. South wind around 5 mph.
Thursday
Sunny, with a high near 80. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 53. South wind around 5 mph, with gusts as high as 15 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Calm wind becoming south southwest around 5 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
A 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 30%.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. South southeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
A 30 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 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, 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:
2:35 am CDT Apr 9, 2026
Forecast Valid:
2am CDT Apr 9, 2026-6pm CDT Apr 15, 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