Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Harrison, Boone County Airport (KHRO)

Lat: 36.26°NLon: 93.15°WElev: 1365ft.

Fair

82°F

28°C

Humidity 55%
Wind Speed SW 5 mph
Barometer 30.01 in (1014.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 14 Aug 4:53 am CDT
Extended Forecast for

Rule AR

Heat Advisory August 14, 05:51am until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 14, 05:51am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Heat index values as high as 103. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. North wind around 5 mph becoming calm  in the evening.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 99. Heat index values as high as 104. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 76. South wind 5 to 10 mph.
Saturday
Sunny, with a high near 99. Heat index values as high as 103. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Sunday
Sunny and hot, with a high near 100. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 71. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 99. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95. Southwest wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Rule AR
 36.27°N 93.45°W
2:50 am CDT Aug 14, 2026
5am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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