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

13°F

-11°C

Humidity 77%
Wind Speed NA
Barometer 30.51 in (1033.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Jan 5:56 am CST
Extended Forecast for

Mammoth Spring AR

  • Today

    Today: Sunny, with a high near 43. Wind chill values as low as 11. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Increasing clouds, with a low around 26. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 26 °F

    Clear then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Mostly cloudy, then gradually becoming sunny, with a high near 52. South southwest wind around 5 mph becoming west in the afternoon. Winds could gust as high as 15 mph.

    High: 52 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

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

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 46. Calm wind becoming northeast around 5 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 33. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 6. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 6 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers likely. Mostly cloudy, with a high near 20. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 20 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 43. Wind chill values as low as 11. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of showers after 3am. Increasing clouds, with a low around 26. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A 20 percent chance of showers before noon. Mostly cloudy, then gradually becoming sunny, with a high near 52. South southwest wind around 5 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 23. Calm wind.
Thursday
Sunny, with a high near 46. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly cloudy, with a low around 21. Calm wind becoming north northeast around 5 mph after midnight.
Friday
A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 33. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 6. Northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Snow showers likely. Mostly cloudy, with a high near 20. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly clear, with a low around 6.
Monday
Sunny, with a high near 35.
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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:
5:35 am CST Jan 20, 2026
Forecast Valid:
6am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation