Severe Weather in the Central Plains; Fire Concerns in the Southern High Plains and Southwest; Late-Season Mountain Snow

Severe storms, including large hail, wind, and perhaps a couple of tornadoes, are possible in the central Plains. Dry, windy conditions and lightning from dry thunderstorms may produce hazardous fire conditions in the Southwest and southern High Plains. Late-season snow is expected in the Northwest and the Great Basin. Heat is spreading across the eastern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Overcast

75°F

24°C

Humidity 74%
Wind Speed SE 3 mph
Barometer 29.82 in (1009.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 May 4:53 am CDT
Extended Forecast for

Fort Smith Regional Airport AR

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 89. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Clear

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 84. South wind 5 to 10 mph.  Chance of precipitation is 80%.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 65. Southwest wind 5 to 10 mph becoming north in the evening.  Chance of precipitation is 80%.

    Low: 65 °F

    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 77. East wind 5 to 10 mph.  Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. East wind around 5 mph.  Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm.  Cloudy, with a high near 78. East wind 5 to 10 mph.  Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Showers and possibly a thunderstorm. High near 84. South wind 5 to 10 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. Southwest wind 5 to 10 mph becoming north in the evening. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. East wind around 5 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Smith Regional Airport AR
 35.34°N 94.37°W
5:16 am CDT May 17, 2026
5am CDT May 17, 2026-6pm CDT May 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database