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

58°F

14°C

Humidity 70%
Wind Speed SE 7 mph
Barometer 30.18 in (1022.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 8 Apr 11:56 pm CDT
Extended Forecast for

Mammoth Spring AR

  • Overnight

    Overnight: Clear, with a low around 49. South wind around 5 mph.

    Low: 49 °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 chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. 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. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 55. South wind around 5 mph becoming calm. Chance of precipitation is 10%.

    Low: 55 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms 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
    T-storms

  • 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 49. 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 chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. 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. Chance of precipitation is 30%.
Friday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 55. South wind around 5 mph becoming calm. Chance of precipitation is 10%.
Saturday
Mostly sunny, with a high near 84. 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.
Sunday
A 20 percent chance of showers and thunderstorms 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 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 80.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
11:35 pm CDT Apr 8, 2026
Forecast Valid:
12am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation