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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.13 in (1018.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 16 Aug 5:56 am CDT
Extended Forecast for

2 Miles N Siloam Spgs Arpt AR

Heat Advisory August 16, 12:00pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 95. Heat index values as high as 102. Southwest wind around 5 mph.

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming south around 5 mph in the morning.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. South wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 97. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 97 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 102. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 74. South wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming south around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Monday
Sunny, with a high near 97. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 73. Calm wind.
Tuesday
Sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 88. Northeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon.
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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:
1:50 am CDT Aug 16, 2025
Forecast Valid:
5am CDT Aug 16, 2025-6pm CDT Aug 22, 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