Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

71°F

22°C

Humidity 84%
Wind Speed Calm
Barometer 30.04 in (1015.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 22 Aug 6:56 am CDT
Extended Forecast for

3 Miles S Moodys OK

  • Today

    Today: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming northwest around 5 mph in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 96 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 72. Calm wind becoming northeast around 5 mph.  Chance of precipitation is 10%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 94. Southeast wind around 5 mph.

    High: 94 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 73. East wind around 5 mph.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 97. Southeast wind around 10 mph becoming south in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. East wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 99. Southeast wind around 5 mph becoming north in the afternoon.

    High: 99 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the morning.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming northwest around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind becoming northeast around 5 mph. Chance of precipitation is 10%.
Sunday
Partly sunny, with a high near 94. Southeast wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. East wind around 5 mph.
Monday
Mostly sunny, with a high near 97. Southeast wind around 10 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 75. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 99. Southeast wind around 5 mph becoming north in the afternoon.
Tuesday Night
Partly cloudy, with a low around 73. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. East wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 97. South wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Moodys OK
 36.03°N 94.94°W
6:50 am CDT Aug 22, 2026
7am CDT Aug 22, 2026-6pm CDT Aug 28, 2026
 
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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