Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

A Few Clouds

100°F

38°C

Humidity 37%
Wind Speed Vrbl 3 mph
Barometer 30.13 in (1019.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 16 Sep 3:53 pm CDT
Extended Forecast for

Dyer AR

Heat Advisory September 17, 10:00am until September 17, 08:00pm
Heat Advisory September 16, 04:00pm until September 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory September 16, 04:00pm until September 16, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. East wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Friday

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

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. South wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. Heat index values as high as 105. Southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 75. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 100. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 71. South wind around 5 mph becoming calm.
Saturday
Sunny and hot, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 100. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Northeast wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Northeast wind around 5 mph becoming calm.
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ABOUT THIS FORECAST

 
Point Forecast:
Dyer AR
 35.49°N 94.15°W
3:50 pm CDT Sep 16, 2026
4pm CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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