Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

A Few Clouds

84°F

29°C

Humidity 63%
Wind Speed SE 6 mph
Barometer 30.21 in (1021.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Sep 8:56 pm CDT
Extended Forecast for

2 Miles E Watts OK

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. South wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. South wind around 5 mph becoming calm  in the evening.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 68. South wind around 5 mph becoming calm.

    Low: 68 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 63. North wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. South wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 98. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 71. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. South wind around 5 mph becoming calm.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 87. Northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 88. East wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Watts OK
 36.1°N 94.53°W
6:50 pm CDT Sep 17, 2026
9pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database