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.

Partly Cloudy

54°F

12°C

Humidity 72%
Wind Speed SW 3 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 1 Mar 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 45. Calm wind becoming north northeast around 5 mph.

    Low: 45 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 61. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 41. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers

  • Monday

    Monday: A 50 percent chance of showers before noon. Mostly cloudy, with a high near 61. East wind around 5 mph.

    High: 61 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. East wind around 5 mph becoming south after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 75. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. South wind around 5 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 45. Calm wind becoming north northeast around 5 mph.
Sunday
A 50 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 61. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers. Low around 41. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 61. East wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 47. East wind around 5 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 75. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. South wind around 5 mph. Chance of precipitation is 70%.
Thursday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Saturday
Showers likely. Cloudy, with a high near 70. Chance of precipitation is 70%.
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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:
2:35 am CST Mar 1, 2026
Forecast Valid:
2am CST Mar 1, 2026-6pm CST Mar 7, 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