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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Overcast

75°F

24°C

Humidity NA
Wind Speed SE 3 mph
Barometer 30.07 in (1016.8 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 25 Jul 5:56 am CDT
Extended Forecast for

2 Miles N Siloam Spgs Arpt AR

Heat Advisory July 25, 12:00pm until July 25, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 20 percent chance of showers before 7am. Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 10 mph.

    High: 94 °F

    Slight Chance
    Showers then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. Southwest wind around 5 mph becoming south in the evening.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.

    High: 98 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 99. Southwest wind 5 to 10 mph.

    High: 99 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Southwest wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. East wind around 5 mph becoming south in the morning.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers before 7am. Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 76. Southwest wind around 5 mph becoming south in the evening.
Sunday
Sunny, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Monday
Sunny, with a high near 99. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 76. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 100. Southwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming southeast after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. East wind around 5 mph becoming south in the morning.
Wednesday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 97. South wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. South wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Siloam Spgs Arpt AR
 36.21°N 94.5°W
Last Update:
5:51 am CDT Jul 25, 2026
Forecast Valid:
6am CDT Jul 25, 2026-6pm CDT Jul 31, 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