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

77°F

25°C

Humidity 100%
Wind Speed NA
Barometer NA
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jul 10:56 pm CDT
Extended Forecast for

Mammoth Spring AR

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly after 2pm. Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 40%.

    High: 94 °F

    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Southeast wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming west southwest around 5 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.

    High: 92 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 93 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. South southeast wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Calm wind.
Wednesday
Scattered showers and thunderstorms, mainly after 2pm. Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 71. Southeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming west southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 72. Calm wind.
Friday
Scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm.
Saturday
Isolated showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 72. South southeast wind around 5 mph becoming calm.
Sunday
Isolated showers and thunderstorms after 1pm. Sunny, with a high near 94. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Isolated showers and thunderstorms. Sunny, with a high near 96. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Spring AR
 36.49°N 91.55°W (Elev. 669 ft)
Last Update:
10:35 pm CDT Jul 15, 2025
Forecast Valid:
11pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation