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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Northwest Arkansas Regional Airport (KXNA)

Lat: 36.29°NLon: 94.31°WElev: 1266ft.

Fair

91°F

33°C

Humidity 37%
Wind Speed S 5 mph
Barometer 30.07 in (1016.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Sep 6:53 pm CDT
Extended Forecast for

Bentonville Muni Arpt AR

  • Tonight

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

    Low: 73 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 72. South wind 5 to 10 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Southwest wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. East wind 5 to 10 mph becoming northwest in the afternoon.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. North wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81. North wind 5 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. Northeast wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 73. South wind around 5 mph.
Saturday
Sunny, with a high near 97. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 72. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 95. Southwest wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. East wind 5 to 10 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 64. North wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 81. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 59. Northeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 82. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 59. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 83. East wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 61. Northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 84. East wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bentonville Muni Arpt AR
 36.34°N 94.22°W
Last Update:
6:50 pm CDT Sep 18, 2026
Forecast Valid:
7pm CDT Sep 18, 2026-6pm CDT Sep 25, 2026
 
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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