National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms from the Midwest to Mid-Atlantic Tonight; The Heat Continues in the Southern and Eastern U.S.

Strong to severe thunderstorms capable of producing large to very large hail, damaging wind gusts and a few strong tornadoes are likely from the Midwest to the Mid-Atlantic tonight. Moderate Risk (level 4 of 5) of severe thunderstorms is outlooked for the Midwest. A widespread heat wave will peak in the South and East on Friday, with many temperature records expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Partly Cloudy

72°F

22°C

Humidity 91%
Wind Speed Vrbl 3 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 12 Jun 4:53 am CDT
Extended Forecast for

Dean Spg AR

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 72. North wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Showers

  • Friday

    Friday: Showers and thunderstorms, mainly before 10am. High near 84. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. South wind around 5 mph becoming east in the evening.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Cloudy through mid morning, then gradual clearing, with a high near 88. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 72. South wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 90%.

    Low: 72 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. West wind 5 to 10 mph becoming north in the afternoon.

    High: 80 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 63. North wind 5 to 10 mph.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Partly sunny, with a high near 77. Northeast wind around 5 mph becoming calm in the morning.

    High: 77 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 72. North wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms, mainly before 10am. High near 84. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. South wind around 5 mph becoming east in the evening.
Saturday
A 40 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Cloudy through mid morning, then gradual clearing, with a high near 88. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 72. South wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 90%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. West wind 5 to 10 mph becoming north in the afternoon.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63. North wind 5 to 10 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 77. Northeast wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 67. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 87. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dean Spg AR
 35.54°N 94.23°W
Last Update:
4:50 am CDT Jun 12, 2026
Forecast Valid:
5am CDT Jun 12, 2026-6pm CDT Jun 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation