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

46°F

8°C

Humidity 79%
Wind Speed Calm
Barometer 30.11 in (1019.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 25 Mar 5:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. South southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 52. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. East southeast wind around 5 mph, with gusts as high as 15 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. East southeast wind around 5 mph becoming calm.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 83. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 60. South southwest wind around 5 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 90. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 52. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 34. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 62. East southeast wind around 5 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 40. East southeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 53.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 83.
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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:
6:35 am CDT Mar 25, 2026
Forecast Valid:
6am CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation