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

Hazardous Weather Conditions

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Mostly Cloudy

86°F

30°C

Humidity 59%
Wind Speed S 9 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 3 Jul 11:15 am CDT
Extended Forecast for

Monticello IA

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. South wind around 10 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. South wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. South wind around 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. South wind around 5 mph.
Independence Day
Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 72. South wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello IA
 42.25°N 91.18°W (Elev. 804 ft)
Last Update:
11:16 am CDT Jul 3, 2025
Forecast Valid:
11am CDT Jul 3, 2025-6pm CDT Jul 9, 2025
 
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