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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Poteau, Robert S Kerr Airport (KRKR)

Lat: 35.02°NLon: 94.62°WElev: 453ft.

Partly Cloudy

104°F

40°C

Humidity NA
Wind Speed S 8 mph
Barometer 29.88 in
Dewpoint N/A
Visibility 10.00 mi
Last update 18 Aug 6:15 pm CDT
Extended Forecast for

West Hartford AR

Extreme Heat Warning until August 19, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 19, 09:00pm

    NOW until 9:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 80 °F

    Isolated
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 107. Southwest wind 5 to 10 mph.

    High: 107 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 80. Southwest wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 103. Heat index values as high as 108. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Northeast wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 102. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 102 °F

    Hot

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 80. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Sunny and hot, with a high near 107. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 80. Southwest wind around 5 mph.
Thursday
Mostly sunny and hot, with a high near 103. Heat index values as high as 108. Southwest wind around 5 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 75. Northeast wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 102. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 102. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. East wind around 5 mph becoming calm.
Sunday
Sunny and hot, with a high near 102. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 103. South wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 78. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 103. Southwest wind around 5 mph becoming north in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Hartford AR
 35°N 94.42°W
Last Update:
2:50 pm CDT Aug 18, 2026
Forecast Valid:
6pm CDT Aug 18, 2026-6pm CDT Aug 25, 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