View detailed hour-by-hour weather forecast for Mountainburg, AR. Track temperature, precipitation, dew point, humidity, wind and more with accurate hourly predictions from WeatherBug.

Partly cloudy with probable rain. Chance of precipitation 70%. Low temperature around 65F. Dew point will be around 68F with an average humidity of 83%. Winds will be 9 mph from the W. Partly cloudy.

Mostly cloudy through midnight then becoming partly cloudy. A slight chance of showers and thunderstorms through midnight. Lows in the upper 60s. West winds 5 to 10 mph. Chance of rain 20 percent.