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

Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

FORT SMITH AIR STRIP (FSMM8)

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

NA

90°F

32°C

Humidity 29%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index88°F (31°C)
Last update 26 Jul 05:00 PM MDT
Extended Forecast for

Fort Smith MT

Heat Advisory July 26, 05:27pm until July 28, 12:00am
Flood Advisory until July 26, 07:30pm
Click here for hazard details and duration
Heat Advisory
Flood Advisory
  •  
    Heat Advisory July 26, 05:27pm until July 28, 12:00am
    Flood Advisory until July 26, 07:30pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 96 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Patchy smoke. Mostly cloudy, with a low around 67. North northeast wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers before 4pm, then a slight chance of showers after 5pm. Patchy smoke before 9am. Mostly sunny and hot, with a high near 93. West northwest wind 7 to 13 mph. Chance of precipitation is 30%.

    High: 93 °F

    Patchy Smoke
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 65. Southeast wind around 6 mph becoming southwest after midnight.

    Low: 65 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 66. North northeast wind 7 to 9 mph becoming south southwest after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 98. Southwest wind 5 to 8 mph becoming light and variable.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. West northwest wind 6 to 8 mph becoming south in the evening.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Patchy smoke. Partly sunny and hot, with a high near 96. East northeast wind around 8 mph.
Tonight
A slight chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Patchy smoke. Mostly cloudy, with a low around 67. North northeast wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Monday
A chance of showers before 4pm, then a slight chance of showers after 5pm. Patchy smoke before 9am. Mostly sunny and hot, with a high near 93. West northwest wind 7 to 13 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 65. Southeast wind around 6 mph becoming southwest after midnight.
Tuesday
Sunny and hot, with a high near 99. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 66. North northeast wind 7 to 9 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 98. Southwest wind 5 to 8 mph becoming light and variable.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. West northwest wind 6 to 8 mph becoming south in the evening.
Thursday
Sunny and hot, with a high near 98. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 65. North northeast wind 6 to 9 mph becoming south after midnight.
Friday
Sunny and hot, with a high near 99. Southwest wind 5 to 9 mph becoming north northeast in the afternoon.
Friday Night
Mostly clear, with a low around 66. North northeast wind 6 to 9 mph becoming south southwest after midnight.
Saturday
Sunny and hot, with a high near 103. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. Northwest wind 8 to 11 mph becoming south in the evening.
Sunday
Sunny and hot, with a high near 97. West southwest wind 9 to 13 mph becoming north northeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Smith MT
 45.32°N 107.94°W (Elev. 3301 ft)
Last Update:
3:48 pm MDT Jul 26, 2026
Forecast Valid:
5pm MDT Jul 26, 2026-6pm MDT Aug 2, 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