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

100°F

38°C

Humidity 34%
Wind Speed SW 8 mph
Barometer 30.08 in (1018.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 15 Aug 3:53 pm CDT
Extended Forecast for

Monticello AR

Heat Advisory August 15, 04:02pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 04:02pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Heat index values as high as 109. West southwest wind around 5 mph.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 79. Southwest wind around 5 mph becoming calm.

    Low: 79 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 102. Heat index values as high as 108. West wind around 5 mph.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. West southwest wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Calm wind becoming south southwest around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. West southwest wind around 5 mph.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 101. Heat index values as high as 109. West southwest wind around 5 mph.
Sunday Night
Clear, with a low around 79. Southwest wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 102. Heat index values as high as 108. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 76. West southwest wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 77. Calm wind becoming south southwest around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. West southwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 77. South southwest wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98.
Thursday Night
Partly cloudy, with a low around 75.
Friday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello AR
 33.62°N 91.8°W (Elev. 285 ft)
Last Update:
3:35 pm CDT Aug 15, 2026
Forecast Valid:
4pm CDT Aug 15, 2026-6pm CDT Aug 22, 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