Heavy Rain and Flooding Threat in the Central U.S.; Winter Weather in Northern Alaska

Strong thunderstorms and heavy rain may produce flash flooding across the south-central Plains and lower Mississippi Valley today. The North Slope in Alaska will see the potential for wintry weather through today with ice accumulations possible on roadways. Incoming storms will bring long duration rainfall and strong winds to most of Southcentral Alaska through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Overcast

70°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 30.09 in (1018.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 28 Aug 4:56 pm CDT
Extended Forecast for

Siloam Springs AR

  • Tonight

    Tonight: A 40 percent chance of showers after 10pm.  Mostly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 10am.  Partly sunny, with a high near 75. East wind around 5 mph.

    High: 75 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 60. East wind around 5 mph becoming calm.

    Low: 60 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 80. Southeast wind around 5 mph.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

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

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm.  Mostly sunny, with a high near 81. East wind around 5 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. East wind around 5 mph becoming calm.

    Low: 60 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers after 10pm. Mostly cloudy, with a low around 63. East wind around 5 mph.
Friday
A 20 percent chance of showers before 10am. Partly sunny, with a high near 75. East wind around 5 mph.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 60. East wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 80. Southeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 61. East wind around 5 mph becoming calm.
Sunday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 81. East wind around 5 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 60. East wind around 5 mph becoming calm.
Labor Day
Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph.
Monday Night
Partly cloudy, with a low around 60. Calm wind.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. Calm wind.
Wednesday
Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 72. Northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Siloam Springs AR
 36.19°N 94.53°W
4:50 pm CDT Aug 28, 2025
5pm CDT Aug 28, 2025-6pm CDT Sep 4, 2025
 
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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