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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

FORT SMITH AIR STRIP (FSMM8)

Lat: 45.31778°NLon: 107.93778°WElev: 3211.0ft.

NA

76°F

24°C

Humidity 50%
Wind Speed SW 13 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Heat Index78°F (26°C)
Last update 22 Aug 11:15 PM MDT
Extended Forecast for

2 Miles E Fort Smith MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 3am. Mostly cloudy, with a low around 62. South wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 95. South southeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 95 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. West wind 5 to 9 mph becoming south southwest in the evening. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming northeast 5 to 8 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Northeast wind around 6 mph becoming calm after midnight.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Calm wind becoming northeast 5 to 8 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. Northeast wind 5 to 8 mph becoming light and variable after midnight.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 91. Calm wind becoming east around 6 mph in the afternoon.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 61. East wind around 7 mph becoming south southwest after midnight.

    Low: 61 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 3am. Mostly cloudy, with a low around 62. South wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 95. South southeast wind 5 to 10 mph becoming northwest in the afternoon.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. West wind 5 to 9 mph becoming south southwest in the evening. Chance of precipitation is 40%.
Monday
Sunny, with a high near 88. Calm wind becoming northeast 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 57. Northeast wind around 6 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 87. Calm wind becoming northeast 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 58. Northeast wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
Mostly sunny and hot, with a high near 91. Calm wind becoming east around 6 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 61. East wind around 7 mph becoming south southwest after midnight.
Thursday
A 20 percent chance of showers after noon. Mostly sunny and hot, with a high near 93. Calm wind becoming north 5 to 8 mph in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61. South southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 89. West southwest wind 5 to 8 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 60. North wind around 7 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 89. Southwest wind 6 to 10 mph becoming northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Fort Smith MT
 45.32°N 107.91°W (Elev. 3264 ft)
Last Update:
9:02 pm MDT Aug 22, 2026
Forecast Valid:
11pm MDT Aug 22, 2026-6pm MDT Aug 29, 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