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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Fayetteville, Drake Field (KFYV)

Lat: 36.01°NLon: 94.17°WElev: 1250ft.

Fair

74°F

23°C

Humidity 62%
Wind Speed Calm
Barometer 29.96 in (1012.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Sep 9:53 pm CDT
Extended Forecast for

Mountainburg AR

  • Overnight

    Overnight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 67. North wind around 5 mph.

    Low: 67 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. North wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Northeast wind around 5 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Northeast wind around 5 mph.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 72. Calm wind.
Sunday
Mostly sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 67. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 86. North wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 62. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 85. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 60. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 85. East wind around 5 mph becoming calm.
Thursday Night
Partly cloudy, with a low around 62. Calm wind becoming northeast around 5 mph.
Friday
Partly sunny, with a high near 84. Calm wind.
Friday Night
Mostly cloudy, with a low around 63. Calm wind becoming east around 5 mph.
Saturday
Partly sunny, with a high near 84. East wind around 5 mph becoming calm.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountainburg AR
 35.65°N 94.17°W
Last Update:
11:51 pm CDT Sep 19, 2026
Forecast Valid:
12am CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
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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