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

Hazardous Weather Conditions

Current conditions at

Monticello White County Airport (KMCX)

Lat: 40.71°NLon: 86.77°WElev: 676ft.

Partly Cloudy

82°F

28°C

Humidity 57%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 31 Aug 8:35 pm EDT
Extended Forecast for

Monticello IN

Heat Advisory September 1, 02:00pm until September 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. Heat index values as high as 103. Southwest wind around 5 mph.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Southwest wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 92. Heat index values as high as 103. Southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 74. Southwest wind around 5 mph.
Wednesday
Sunny and hot, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 92.
Thursday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 70.
Saturday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Sunday
A 10 percent chance of showers. Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 62.
Labor Day
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello IN
 40.74°N 86.74°W (Elev. 663 ft)
Last Update:
7:45 pm EDT Aug 31, 2026
Forecast Valid:
8pm EDT Aug 31, 2026-6pm EDT Sep 7, 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