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.

Fog/Mist

48°F

9°C

Humidity 100%
Wind Speed N 9 mph
Barometer 29.75 in (1007.7 mb)
Dewpoint 48°F (9°C)
Visibility 6.00 mi
Wind Chill44°F (7°C)
Last update 26 Feb 1:56 am CST
Extended Forecast for

Mammoth Spring AR

  • Overnight

    Overnight: A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 64. North northeast wind around 5 mph becoming calm.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. South wind around 5 mph becoming calm.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. South wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 39 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Mostly cloudy, with a high near 52. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 34. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 34 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 42. Calm wind.
Thursday
Mostly sunny, with a high near 64. North northeast wind around 5 mph becoming calm.
Thursday Night
Mostly clear, with a low around 35. Calm wind.
Friday
Sunny, with a high near 71. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 43. South wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. South wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 52. East wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 34. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday
A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 52.
Monday Night
A 30 percent chance of showers. Cloudy, with a low around 34.
Tuesday
A 40 percent chance of showers. Cloudy, with a high near 57.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 36.
Wednesday
A 40 percent chance of showers. Cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
1:35 am CST Feb 26, 2026
Forecast Valid:
2am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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