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

64°F

18°C

Humidity 43%
Wind Speed NE 14 G 18 mph
Barometer 30.29 in (1025.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 7 Apr 1:56 pm CDT
Extended Forecast for

Mammoth Spring AR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 67. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. East wind around 5 mph becoming calm after midnight.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 78 °F

    Sunny

  • Thursday Night

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

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the morning.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 55. Calm wind. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

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

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 67. East wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 42. East wind around 5 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 76. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 49. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 78. Light south wind increasing to 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 becoming calm after midnight.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the morning.
Friday Night
A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 55. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 82.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
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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:
2:35 pm CDT Apr 7, 2026
Forecast Valid:
2pm CDT Apr 7, 2026-6pm CDT Apr 13, 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