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

42°F

6°C

Humidity 76%
Wind Speed Calm
Barometer 30.31 in (1026.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 29 Mar 7:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: Mostly sunny, with a high near 73. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. South wind around 5 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. South wind around 10 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 56. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 52. East southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 71. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 73. 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 53. South wind around 5 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 83. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 61. South wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 56. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 52. East southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 71. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
8:35 am CDT Mar 29, 2026
Forecast Valid:
8am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation