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

63°F

17°C

Humidity 76%
Wind Speed SW 3 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 7 Oct 11:56 pm CDT
Extended Forecast for

Mammoth Spring AR

  • Overnight

    Overnight: Clear, with a low around 59. Calm wind.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. North wind around 5 mph becoming east in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. East wind around 5 mph becoming calm.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 56. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 83. North northwest wind 5 to 10 mph becoming west in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 59. Calm wind.
Thursday
Sunny, with a high near 88. North wind around 5 mph becoming east in the afternoon.
Thursday Night
Clear, with a low around 58. East wind around 5 mph becoming calm.
Friday
Sunny, with a high near 89. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. Calm wind.
Saturday
A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Light east wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 56. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Mostly sunny, with a high near 83. North northwest wind 5 to 10 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 58. Calm wind.
Columbus Day
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
A 20 percent chance of showers. Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.52°W (Elev. 502 ft)
Last Update:
12:35 am CDT Oct 8, 2026
Forecast Valid:
12am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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