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

Monticello White County Airport (KMCX)

Lat: 40.71°NLon: 86.77°WElev: 676ft.

Overcast

69°F

21°C

Humidity 85%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 25 Jul 11:55 pm EDT
Extended Forecast for

Monon IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 50%.

    Low: 71 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 91. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Southwest wind 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. Calm wind.
Sunday
Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 91. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday Night
A 50 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 83.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monon IN
 40.86°N 86.88°W (Elev. 673 ft)
Last Update:
10:45 pm EDT Jul 25, 2026
Forecast Valid:
12am EDT Jul 26, 2026-6pm EDT Aug 1, 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