Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed E 7 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 72°F (22°C)
Visibility 2.50 mi
Last update 19 Aug 6:53 am CDT
Extended Forecast for

Fort Smith AR

  • Today

    Today: Isolated showers and thunderstorms after 2pm.  Sunny, with a high near 94. Heat index values as high as 105. South wind around 5 mph becoming west in the afternoon.  Chance of precipitation is 20%.

    Sunny then
    Isolated
    T-storms

    High: 94 °F

  • Tonight

    Tonight: Isolated showers and thunderstorms after 4am.  Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.  Chance of precipitation is 20%.

    Mostly Clear
    then Isolated
    T-storms

    Low: 76 °F

  • Sunday

    Sunday: Isolated showers and thunderstorms.  Sunny, with a high near 94. Heat index values as high as 102. East wind around 5 mph becoming south in the afternoon.  Chance of precipitation is 20%.

    Isolated
    T-storms

    High: 94 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 75 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 92. Southeast wind around 5 mph becoming south in the afternoon.

    Slight Chance
    T-storms

    High: 92 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 75. South wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 75 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 93. Southwest wind around 5 mph.

    Chance
    T-storms

    High: 93 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm.

    Chance
    T-storms

    Low: 73 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 86. South wind around 5 mph becoming north in the afternoon.

    Chance
    T-storms

    High: 86 °F

Detailed Forecast

Today
Isolated showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 105. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms after 4am. Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
Isolated showers and thunderstorms. Sunny, with a high near 94. Heat index values as high as 102. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southeast wind around 5 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Southwest wind around 5 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind around 5 mph becoming north in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 86. East wind around 5 mph.
Thursday Night
Mostly clear, with a low around 66. East wind around 5 mph.
Friday
Sunny, with a high near 85. East wind around 5 mph.
Click Map For Forecast
Point Forecast:
Fort Smith AR
 35.36°N 94.39°W
5:55 am CDT Aug 19, 2017
7am CDT Aug 19, 2017-6pm CDT Aug 25, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database