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.

Fair

83°F

28°C

Humidity 61%
Wind Speed NE 7 mph
Barometer 29.96 in (1014.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 22 Aug 8:53 pm CDT
Extended Forecast for

McArthur AR

Severe T-storm Watch August 22, 09:09pm until August 22, 10:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch August 22, 09:09pm until August 22, 10:00pm

    NOW until 10:00pm Sat

    Severe T-storm Watch

  • Tonight

    Low: 73 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Sunny and hot, with a high near 98. Heat index values as high as 104. North northeast wind around 5 mph. Chance of precipitation is 20%.

    High: 98 °F

    Slight Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before 4am. Increasing clouds, with a low around 74. East wind around 5 mph.

    Low: 74 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 92. Heat index values as high as 100. East wind 5 to 10 mph becoming west northwest in the morning. Chance of precipitation is 60%.

    High: 92 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly clear, with a low around 74. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Southwest wind 5 to 10 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy early, then becoming mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Sunday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 10am. Sunny and hot, with a high near 98. Heat index values as high as 104. North northeast wind around 5 mph. Chance of precipitation is 20%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly before 4am. Increasing clouds, with a low around 74. East wind around 5 mph.
Monday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 92. Heat index values as high as 100. East wind 5 to 10 mph becoming west northwest in the morning. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly clear, with a low around 74. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Sunny and hot, with a high near 99. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Southwest wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 96.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 97.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Saturday
Sunny and hot, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McArthur AR
 33.68°N 91.34°W (Elev. 141 ft)
Last Update:
8:35 pm CDT Aug 22, 2026
Forecast Valid:
9pm CDT Aug 22, 2026-6pm CDT Aug 29, 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