Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in (1016.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 8 Jul 3:53 am CDT
Extended Forecast for

3 Miles S Branch AR

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 97. Heat index values as high as 106. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 76. South wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the morning.

    High: 95 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 75. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 74. South wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Heat index values as high as 106. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 76. South wind around 5 mph.
Friday
Sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the morning.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 74. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Branch AR
 35.27°N 93.95°W
2:50 am CDT Jul 8, 2026
4am CDT Jul 8, 2026-6pm CDT Jul 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

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