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

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

52°F

11°C

Humidity 49%
Wind Speed W 3 mph
Barometer 30.29 in (1025.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 18 Apr 10:53 pm CDT
Extended Forecast for

Dayton AR

  • Tonight

    Tonight: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43. Calm wind.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. South wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 39. Calm wind.
Sunday
Sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 43. Calm wind.
Monday
Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 51. South wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 54. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 61. South wind 5 to 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Southwest wind 5 to 10 mph becoming northeast after midnight.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. East wind 5 to 10 mph becoming west in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dayton AR
 35.11°N 94.23°W
Last Update:
10:51 pm CDT Apr 18, 2026
Forecast Valid:
11pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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