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 and Breezy

104°F

40°C

Humidity 24%
Wind Speed SW 24 G 31 mph
Barometer 29.91 in (1010.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 19 Aug 1:56 pm CDT
Extended Forecast for

2 Miles NE Moodys OK

Heat Advisory August 19, 02:48pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 02:48pm until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 103 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75. Northeast wind around 5 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 97. Heat index values as high as 101. Northeast wind around 5 mph.

    High: 97 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. East wind around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. Calm wind becoming east around 5 mph.

    High: 97 °F

    Sunny

  • Friday Night

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

    Low: 74 °F

    Mostly Clear

  • Saturday

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

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind becoming east around 5 mph.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 103. Heat index values as high as 107. West wind around 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 97. Heat index values as high as 101. Northeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 71. East wind around 5 mph.
Friday
Sunny, with a high near 97. Calm wind becoming east around 5 mph.
Friday Night
Mostly clear, with a low around 74. Calm wind becoming east around 5 mph.
Saturday
Sunny, with a high near 98. South wind around 5 mph.
Saturday Night
Mostly clear, with a low around 73. Calm wind becoming east around 5 mph.
Sunday
Sunny, with a high near 98. South wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 98. South wind around 10 mph.
Monday Night
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 99. Southwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Moodys OK
 36.1°N 94.92°W
1:50 pm CDT Aug 19, 2026
2pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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