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

90°F

32°C

Humidity 71%
Wind Speed Vrbl 3 mph
Barometer 29.95 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 1 Sep 12:35 pm CDT
Extended Forecast for

6 Miles N Monmouth IA

Heat Advisory September 1, 01:00pm until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 90. Southwest wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy during the early evening, then becoming clear, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 92. Southwest wind 5 to 10 mph.

    High: 92 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. South wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 90. Southwest wind around 5 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy during the early evening, then becoming clear, with a low around 73. South wind around 5 mph.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 92. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 71.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Monmouth IA
 42.15°N 90.86°W (Elev. 892 ft)
Last Update:
12:01 pm CDT Sep 1, 2026
Forecast Valid:
12pm CDT Sep 1, 2026-6pm CDT 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