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

42°F

6°C

Humidity 32%
Wind Speed N 7 mph
Barometer 30.56 in (1035.4 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 11 Jan 11:56 am CST
Extended Forecast for

Mammoth Spring AR

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. North northwest wind around 5 mph becoming calm.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 31. Southwest wind around 5 mph becoming calm.

    Low: 31 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17. North northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 42. North northwest wind around 5 mph becoming west southwest in the afternoon.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. North northwest wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 23. Calm wind.
Monday
Sunny, with a high near 58. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Clear, with a low around 31. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 66. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 39. West wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 51. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 17. North northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 42. North northwest wind around 5 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
11:35 am CST Jan 11, 2026
Forecast Valid:
12pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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