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

Columbia-Marion County Airport (K0R0)

Lat: 31.3°NLon: 89.81°WElev: 265ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Monticello MS

  • Overnight

    Overnight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 93. Calm wind becoming west around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 93 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 87. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%.

    High: 87 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 50%.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 74. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.
Friday Night
Mostly clear, with a low around 75. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 75. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 93. Calm wind becoming west around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 87. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 50%.
Tuesday
Showers and possibly a thunderstorm. High near 87. Chance of precipitation is 80%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello MS
 31.56°N 90.1°W
Last Update:
2:15 am CDT Jul 10, 2026
Forecast Valid:
2am CDT Jul 10, 2026-6pm CDT Jul 16, 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