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.

Mostly Cloudy

73°F

23°C

Humidity 79%
Wind Speed E 5 mph
Barometer 29.89 in (1011.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 22 May 3:56 pm CDT
Extended Forecast for

Siloam Springs AR

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 59. East wind around 5 mph becoming calm.

    Low: 59 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 10pm. Increasing clouds, with a low around 60. Northeast wind around 5 mph becoming calm.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. East wind around 5 mph. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 59. East wind around 5 mph becoming calm.
Saturday
A slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 10pm. Increasing clouds, with a low around 60. Northeast wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm.
Memorial Day
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. East wind around 5 mph. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind around 5 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. Southeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northeast wind around 5 mph becoming calm in the evening.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.
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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:
3:51 pm CDT May 22, 2026
Forecast Valid:
5pm CDT May 22, 2026-6pm CDT May 29, 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