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.

Fair

86°F

30°C

Humidity 75%
Wind Speed S 5 mph
Barometer 29.85 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 3 Sep 7:15 pm CDT
Extended Forecast for

5 Miles SSE Cascade IA

Heat Advisory September 3, 07:36pm until September 4, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 3, 07:36pm until September 4, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 101. East wind around 5 mph becoming southwest in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 70. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • 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

  • Labor Day

    Labor Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind around 5 mph.
Friday
Sunny, with a high near 93. Heat index values as high as 101. East wind around 5 mph becoming southwest in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 70. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 63.
Labor Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 89.
Tuesday Night
A 50 percent chance of showers. Partly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 87.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Cascade IA
 42.22°N 90.97°W (Elev. 856 ft)
Last Update:
5:41 pm CDT Sep 3, 2026
Forecast Valid:
7pm CDT Sep 3, 2026-6pm CDT Sep 10, 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