Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Mostly Cloudy

78°F

26°C

Humidity 85%
Wind Speed S 12 mph
Barometer 30.19 in (1021.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Jun 12:56 pm CDT
Extended Forecast for

Siloam Springs AR

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. Southeast wind around 5 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Southeast wind around 5 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 82. South wind around 5 mph.  New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind around 5 mph.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind around 5 mph. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 77. South wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 89. South wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 78. South wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 90. South wind around 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
12:50 pm CDT Jun 23, 2026
1pm CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database