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.

Overcast

53°F

12°C

Humidity 77%
Wind Speed NA
Barometer 30.10 in (1019.2 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Apr 11:56 am CDT
Extended Forecast for

Mammoth Spring AR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. North northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. North northwest wind 5 to 10 mph becoming light west northwest in the evening. Winds could gust as high as 20 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. West wind around 5 mph becoming calm.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. South southwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. North northwest wind around 10 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 36. North northwest wind 5 to 10 mph becoming light west northwest in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Clear, with a low around 42. West wind around 5 mph becoming calm.
Monday
Sunny, with a high near 75. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 48. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 52. South southwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 81. Light southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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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:
11:35 am CDT Apr 18, 2026
Forecast Valid:
12pm CDT Apr 18, 2026-6pm CDT Apr 24, 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