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

Thunderstorms and Heavy Rainfall in the Plains

Severe thunderstorms will be possible over parts of the northern Plains today through Thursday which could bring large hail, damaging winds, and possible tornadoes. Thunderstorms with heavy to excessive rainfall may continue to produce flooding over parts of the southern and northern Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

70°F

21°C

Humidity 71%
Wind Speed Vrbl 5 mph
Barometer 30.22 in (1022.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 3 Jun 7:56 am CDT
Extended Forecast for

Siloam Springs AR

  • Today

    Today: Partly sunny, with a high near 84. East wind 5 to 10 mph.

    High: 84 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southeast wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 68. South wind around 10 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 5 to 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 84. South wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers

Detailed Forecast

Today
Partly sunny, with a high near 84. East wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 64. Southeast wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 68. South wind around 10 mph.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 5 to 10 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. South wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 5 mph.
Sunday
Showers and possibly a thunderstorm. High near 84. South wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. South wind 5 to 10 mph. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Siloam Springs AR
 36.19°N 94.53°W
Last Update:
6:50 am CDT Jun 3, 2026
Forecast Valid:
8am CDT Jun 3, 2026-6pm CDT Jun 9, 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