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.

Thunderstorm in Vicinity Rain

21°C

70°F

Humidity NA
Wind Speed SE 9 km/h
Barometer 1016.9 mb (30.06 in)
Dewpoint N/A
Visibility 4.83 km
Last update 12 Jul 10:56 pm CDT
Extended Forecast for

Siloam Springs AR

Flood Watch July 12, 11:32pm until July 13, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 11:32pm until July 13, 07:00pm

    NOW until 7:00pm Sun

    Flood Watch

  • Tonight

    Low: 21 °C

    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 28. South wind 5 to 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible.

    High: 28 °C

    Showers
    Likely then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20. South wind 5 to 10 km/h.

    Low: 20 °C

    Slight Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 29. South wind 5 to 10 km/h.

    High: 29 °C

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 21. South wind 5 to 10 km/h.

    Low: 21 °C

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 31. Southwest wind 10 to 15 km/h.

    High: 31 °C

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. South wind around 10 km/h.

    Low: 22 °C

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 32. South wind 10 to 15 km/h, with gusts as high as 30 km/h.

    High: 32 °C

    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21. Calm wind.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 28. South wind 5 to 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20. South wind 5 to 10 km/h.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 29. South wind 5 to 10 km/h.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 21. South wind 5 to 10 km/h.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 31. Southwest wind 10 to 15 km/h.
Tuesday Night
Partly cloudy, with a low around 22. South wind around 10 km/h.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 32. South wind 10 to 15 km/h, with gusts as high as 30 km/h.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22. South wind around 10 km/h.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 33. Southwest wind around 10 km/h.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 21. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 32. Southwest wind 5 to 10 km/h.
Friday Night
Partly cloudy, with a low around 21. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 32. Southwest wind 5 to 10 km/h.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Siloam Springs AR
 36.19°N 94.53°W
Last Update:
11:06 pm CDT Jul 12, 2025
Forecast Valid:
11pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025
 
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