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Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

76°F

24°C

Humidity 91%
Wind Speed E 7 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 25 Aug 2:53 am CDT
Extended Forecast for

Altus AR

Heat Advisory August 25, 12:00pm until August 25, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 72. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 99. Heat index values as high as 110. East wind 5 to 10 mph.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. East wind around 10 mph.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 97. Heat index values as high as 109. East wind around 5 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 71. Northeast wind around 5 mph.

    Low: 71 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 96. North wind around 5 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. North wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. East wind around 5 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 67. East wind around 5 mph.

    Low: 67 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 72. East wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 99. Heat index values as high as 110. East wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. East wind around 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, then becoming mostly cloudy during the afternoon, with a high near 97. Heat index values as high as 109. East wind around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 71. Northeast wind around 5 mph.
Thursday
Sunny, with a high near 96. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 68. North wind around 5 mph.
Friday
Sunny, with a high near 95. East wind around 5 mph.
Friday Night
Clear, with a low around 67. East wind around 5 mph.
Saturday
Sunny, with a high near 95. East wind around 5 mph.
Saturday Night
Mostly clear, with a low around 69. East wind 5 to 10 mph.
Sunday
Sunny, with a high near 99. East wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 71. Southeast wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 100. East wind 5 to 10 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altus AR
 35.44°N 93.76°W
Last Update:
2:50 am CDT Aug 25, 2026
Forecast Valid:
3am CDT Aug 25, 2026-6pm CDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation