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

Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

95°F

35°C

Humidity 46%
Wind Speed SW 8 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 11 Jul 6:53 pm CDT
Extended Forecast for

2 Miles WNW Altus AR

Heat Advisory July 11, 07:28pm until July 11, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory July 11, 07:28pm until July 11, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 94. Heat index values as high as 101. North wind around 5 mph becoming calm.

    High: 94 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Northeast wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 100. East wind around 5 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Northeast wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. East wind around 5 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 71. East wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Sunday
A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 94. Heat index values as high as 101. North wind around 5 mph becoming calm.
Sunday Night
Partly cloudy, with a low around 71. Northeast wind around 5 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 100. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 70. Northeast wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. East wind around 5 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 71. East wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 98. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 99. Calm wind becoming west around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Altus AR
 35.47°N 93.79°W
Last Update:
6:41 pm CDT Jul 11, 2026
Forecast Valid:
7pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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