Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Siloam Springs, Smith Field Airport (KSLG)

Lat: 36.2°NLon: 94.48°WElev: 1194ft.

Fair

80°F

27°C

Humidity 60%
Wind Speed S 10 mph
Barometer 29.93 in (1011.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Aug 5:56 am CDT
Extended Forecast for

2 Miles S Christie OK

Heat Advisory August 19, 06:31am until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 06:31am until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • Today

    High: 106 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 75. East wind around 5 mph becoming calm  after midnight.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 99. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 99 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. North wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. Calm wind becoming east around 5 mph in the afternoon.

    High: 99 °F

    Sunny

  • Friday Night

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

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 106. Southwest wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 99. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 70. North wind around 5 mph becoming calm.
Friday
Sunny, with a high near 99. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Calm wind.
Saturday
Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.
Sunday
Mostly sunny and hot, with a high near 100. Southeast wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind 5 to 10 mph.
Monday
Mostly sunny and hot, with a high near 101. South wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 76. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 101. South wind 5 to 10 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Christie OK
 35.92°N 94.7°W
3:50 am CDT Aug 19, 2026
6am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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