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

49°F

9°C

Humidity 83%
Wind Speed NE 7 mph
Barometer 30.22 in (1023.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 8 Apr 3:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: Mostly sunny, with a high near 77. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light south southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 79 °F

    Sunny

  • Thursday Night

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

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A 30 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 thunderstorms before 7pm. Partly cloudy, with a low around 56. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

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

    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 and thunderstorms after 1pm. Partly sunny, 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

Detailed Forecast

Today
Mostly sunny, with a high near 77. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 49. South wind around 5 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 79. Light south southeast wind becoming south 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.
Friday
A 30 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 thunderstorms before 7pm. Partly cloudy, with a low around 56. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
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 59. South southeast wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 62.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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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 8, 2026
Forecast Valid:
4am CDT Apr 8, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation