Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

A Few Clouds

98°F

37°C

Humidity 29%
Wind Speed S 9 mph
Barometer 29.80 in (1008.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 19 Aug 8:53 pm CDT
Extended Forecast for

4 Miles ESE Cecil AR

Heat Advisory August 20, 01:00pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Partly cloudy, with a low around 75. South wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny and hot, with a high near 102. Heat index values as high as 109. Calm wind becoming north around 5 mph in the morning.

    High: 102 °F

    Hot

  • Thursday Night

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

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 106. East wind around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

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

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Sunny and hot, with a high near 101. East wind around 5 mph.

    High: 101 °F

    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 101. Southeast wind around 5 mph.

    High: 101 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 72. Southeast wind around 10 mph.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. South wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Partly sunny, then gradually becoming sunny and hot, with a high near 102. Heat index values as high as 109. Calm wind becoming north around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 71. East wind around 5 mph.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 106. East wind around 5 mph.
Friday Night
Mostly clear, with a low around 71. East wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 101. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 71. East wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Southeast wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southeast wind around 10 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. East wind around 10 mph becoming south in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72. East wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 103. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. East wind around 5 mph.
Wednesday
Sunny and hot, with a high near 102. East wind around 5 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Cecil AR
 35.4°N 93.9°W
6:50 pm CDT Aug 19, 2026
9pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database