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

Hazardous Weather Conditions

Current conditions at

Fort Smith Regional Airport (KFSM)

Lat: 35.33°NLon: 94.37°WElev: 436ft.

Fair

28°F

-2°C

Humidity 78%
Wind Speed NE 3 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 21 Jan 11:53 pm CST
Extended Forecast for

Mountainburg AR

Extreme Cold Watch January 24, 12:00am until January 26, 12:00pm
Winter Storm Watch January 23, 12:00pm until January 25, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch
Winter Storm Watch

  • Overnight

    Overnight: Mostly clear, with a low around 32. Northeast wind around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. East wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of flurries after noon. Mostly cloudy, with a high near 32. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Chance
    Flurries

  • Friday Night

    Friday Night: Snow, possibly mixed with sleet before 3am, then snow, possibly mixed with freezing rain and sleet. Low around 14. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 14 °F

    Wintry Mix

  • Saturday

    Saturday: Snow, possibly mixed with freezing rain and sleet before 9am, then snow, possibly mixed with sleet between 9am and noon, then snow, possibly mixed with freezing rain and sleet after noon. High near 15. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    High: 15 °F

    Wintry Mix

  • Saturday Night

    Saturday Night: Snow and sleet, becoming all snow after 3am. Low around 12. North wind around 10 mph. Chance of precipitation is 90%.

    Low: 12 °F

    Snow/Sleet

  • Sunday

    Sunday: A chance of snow before noon, then a chance of flurries between noon and 5pm. Mostly cloudy and cold, with a high near 13. North wind around 10 mph. Chance of precipitation is 30%.

    High: 13 °F

    Chance Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -3. Northwest wind 5 to 10 mph.

    Low: -3 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 32. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 46. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 30. East wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A chance of flurries after noon. Mostly cloudy, with a high near 32. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Snow, possibly mixed with sleet before 3am, then snow, possibly mixed with freezing rain and sleet. Low around 14. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Saturday
Snow, possibly mixed with freezing rain and sleet before 9am, then snow, possibly mixed with sleet between 9am and noon, then snow, possibly mixed with freezing rain and sleet after noon. High near 15. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday Night
Snow and sleet, becoming all snow after 3am. Low around 12. North wind around 10 mph. Chance of precipitation is 90%.
Sunday
A chance of snow before noon, then a chance of flurries between noon and 5pm. Mostly cloudy and cold, with a high near 13. North wind around 10 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around -3. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 24. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 10. Calm wind.
Tuesday
Mostly sunny, with a high near 33. Calm wind becoming south around 5 mph.
Tuesday Night
Partly cloudy, with a low around 22. Southeast wind around 5 mph becoming northeast after midnight.
Wednesday
Mostly sunny, with a high near 35. Northeast wind around 5 mph becoming northwest in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountainburg AR
 35.63°N 94.14°W
Last Update:
11:50 pm CST Jan 21, 2026
Forecast Valid:
12am CST Jan 22, 2026-6pm CST Jan 28, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation