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

Hazardous Weather Conditions

Current conditions at

Harrison, Boone County Airport (KHRO)

Lat: 36.26°NLon: 93.15°WElev: 1365ft.

Fair

83°F

28°C

Humidity 55%
Wind Speed Vrbl 6 mph
Barometer 30.11 in (1017.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 9 Sep 3:53 am CDT
Extended Forecast for

3 Miles NNE Valley Springs AR

Heat Advisory September 9, 11:00am until September 9, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Clear, with a low around 73. South southeast wind around 5 mph.

    Low: 73 °F

    Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 100. Heat index values as high as 108. South southwest wind around 5 mph.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 73. South southwest wind around 5 mph becoming north northwest after midnight.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 91. Heat index values as high as 98. West wind around 5 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. North wind around 5 mph becoming calm.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South wind around 5 mph becoming calm.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. South southeast wind around 5 mph becoming calm.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 73. South southeast wind around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 100. Heat index values as high as 108. South southwest wind around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 73. South southwest wind around 5 mph becoming north northwest after midnight.
Thursday
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 91. Heat index values as high as 98. West wind around 5 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. North wind around 5 mph becoming calm.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 68. South wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. South southeast wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Sunny, with a high near 94.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Valley Springs AR
 36.2°N 92.97°W (Elev. 1099 ft)
Last Update:
3:35 am CDT Sep 9, 2026
Forecast Valid:
3am 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