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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.00 in
Dewpoint N/A
Visibility 10.00 mi
Last update 11 Jul 3:55 am CDT
Extended Forecast for

Monticello IA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Light northeast wind increasing to 5 to 10 mph in the morning.

    High: 86 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 64. Calm wind.

    Low: 64 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Light northeast wind increasing to 5 to 10 mph in the morning.
Tonight
Clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 87. Calm wind.
Sunday Night
Clear, with a low around 64. Calm wind.
Monday
Sunny, with a high near 89.
Monday Night
Clear, with a low around 66.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello IA
 42.25°N 91.18°W (Elev. 804 ft)
Last Update:
1:56 am CDT Jul 11, 2026
Forecast Valid:
4am CDT Jul 11, 2026-6pm CDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation