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

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Partly Cloudy

84°F

29°C

Humidity 57%
Wind Speed S 9 mph
Barometer 29.82 in (1008.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 16 Jun 4:56 pm CDT
Extended Forecast for

3 Miles W Decatur AR

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. South wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 10pm. Increasing clouds, with a low around 73. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 84. East wind around 5 mph.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66. East wind around 5 mph.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 70. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 89. South wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 10pm. Increasing clouds, with a low around 73. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Juneteenth
Partly sunny, with a high near 84. East wind around 5 mph.
Friday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66. East wind around 5 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. South wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 10 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. East wind 5 to 10 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. East wind around 5 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Decatur AR
 36.32°N 94.53°W
Last Update:
2:50 pm CDT Jun 16, 2026
Forecast Valid:
5pm CDT Jun 16, 2026-6pm CDT Jun 23, 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