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

40°F

4°C

Humidity 53%
Wind Speed NW 15 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 20 Feb 3:56 am CST
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: Increasing clouds, with a high near 55. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a slight chance of showers after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 49. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 48. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 16. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 42. North northwest wind around 5 mph, with gusts as high as 15 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 55. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers before 11pm, then a slight chance of showers after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 49. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 48. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 16. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 42. North northwest wind around 5 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 18. Calm wind.
Tuesday
Partly sunny, with a high near 54. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 64.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 63.
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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 CST Feb 20, 2026
Forecast Valid:
4am CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation