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Hazardous Weather Conditions

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

86°F

30°C

Humidity 46%
Wind Speed W 9 mph
Barometer 29.93 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Jun 5:35 pm CDT
Extended Forecast for

Monticello IA

Extreme Heat Watch June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 66. West wind 5 to 10 mph becoming south after midnight.

    Low: 66 °F

    Clear then
    Slight Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 3pm. Cloudy through mid morning, then gradual clearing, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 89 °F

    T-storms
    Likely and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 95. Heat index values as high as 103. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 95 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Breezy.

    High: 95 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 66. West wind 5 to 10 mph becoming south after midnight.
Friday
Showers and thunderstorms likely, mainly before 3pm. Cloudy through mid morning, then gradual clearing, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Mostly clear, with a low around 76. South wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 95. Heat index values as high as 103. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny and hot, with a high near 95. Breezy.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 90.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 86. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello IA
 42.25°N 91.18°W (Elev. 804 ft)
Last Update:
2:45 pm CDT Jun 19, 2025
Forecast Valid:
5pm CDT Jun 19, 2025-6pm CDT Jun 26, 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