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

Hazardous Weather Conditions

Current conditions at

Monticello, Monticello Municipal Airport/Ellis Field (KLLQ)

Lat: 33.64°NLon: 91.75°WElev: 269ft.

A Few Clouds

103°F

39°C

Humidity 31%
Wind Speed S 9 G 20 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 19 Aug 3:53 pm CDT
Extended Forecast for

2 Miles N Johnsville AR

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Heat Advisory August 19, 04:37pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Heat Advisory August 19, 04:37pm until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 102. Heat index values as high as 109. West southwest wind around 5 mph.

    High: 102 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming northwest around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Calm wind becoming east around 5 mph.

    High: 100 °F

    Hot

  • Saturday Night

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

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 101. Calm wind becoming south southeast around 5 mph.

    High: 101 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 102. Heat index values as high as 109. West southwest wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 40%.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around 72. Calm wind.
Saturday
Sunny and hot, with a high near 100. Calm wind becoming east around 5 mph.
Saturday Night
Partly cloudy, with a low around 72. Calm wind.
Sunday
Mostly sunny and hot, with a high near 101. Calm wind becoming south southeast around 5 mph.
Sunday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 74. Calm wind.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers. Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Johnsville AR
 33.4°N 92.02°W (Elev. 197 ft)
Last Update:
3:35 pm CDT Aug 19, 2026
Forecast Valid:
4pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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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