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

Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Harrison, Boone County Airport (KHRO)

Lat: 36.26°NLon: 93.15°WElev: 1365ft.

A Few Clouds

95°F

35°C

Humidity 39%
Wind Speed Vrbl 3 mph
Barometer 30.13 in (1018.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 9 Sep 12:53 pm CDT
Extended Forecast for

3 Miles NNW Compton AR

Heat Advisory until September 9, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 9, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Mostly clear, with a low around 74. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. West wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Southeast wind around 5 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 70. South wind around 5 mph. Chance of precipitation is 10%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 5 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind around 5 mph.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 4pm. Sunny, with a high near 96. Southwest wind around 5 mph.
Tonight
A 10 percent chance of showers before 7pm. Mostly clear, with a low around 74. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. West wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind around 5 mph becoming calm. Chance of precipitation is 50%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Southeast wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 70. South wind around 5 mph. Chance of precipitation is 10%.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 5 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 89. South wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 71. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Compton AR
 36.11°N 93.34°W
Last Update:
12:50 pm CDT Sep 9, 2026
Forecast Valid:
1pm CDT Sep 9, 2026-6pm CDT Sep 15, 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