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.

Overcast

71°F

22°C

Humidity 63%
Wind Speed S 8 mph
Barometer 30.01 in (1015.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 3 Mar 6:56 pm CST
Extended Forecast for

Siloam Springs AR

  • Tonight

    Tonight: A chance of showers and thunderstorms between 9pm and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 67. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 54. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could be severe. Mostly cloudy, with a high near 75. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Severe
    Thunderstorms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 52. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers, mainly before noon. Mostly sunny, with a high near 67. West wind 5 to 10 mph becoming north in the afternoon.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 9pm and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm. High near 67. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 54. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. South wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could be severe. Mostly cloudy, with a high near 75. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 52. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers, mainly before noon. Mostly sunny, with a high near 67. West wind 5 to 10 mph becoming north in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms before noon. Mostly sunny, with a high near 71. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 51. South wind around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 78. South wind 10 to 15 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Siloam Springs AR
 36.19°N 94.53°W
Last Update:
5:50 pm CST Mar 3, 2026
Forecast Valid:
7pm CST Mar 3, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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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