National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Walnut Ridge Regional Airport (KARG)

Lat: 36.13°NLon: 90.92°WElev: 266ft.

Fair

95°F

35°C

Humidity 44%
Wind Speed S 5 mph
Barometer 30.19 in (1021.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 16 Sep 5:56 pm CDT
Extended Forecast for

Armstrong AR

Heat Advisory September 17, 10:00am until September 17, 08:00pm
Heat Advisory September 16, 06:46pm until September 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Heat Advisory September 16, 06:46pm until September 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming south around 5 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

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

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. South southwest wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming south around 5 mph.
Thursday Night
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. South southwest wind around 5 mph becoming calm.
Sunday
Sunny and hot, with a high near 98. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 94.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Armstrong AR
 36.4°N 91.33°W (Elev. 512 ft)
Last Update:
6:35 pm CDT Sep 16, 2026
Forecast Valid:
6pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation