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

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

48°F

9°C

Humidity 87%
Wind Speed Calm
Barometer 29.69 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 9 Mar 9:55 pm CDT
Extended Forecast for

3 Miles NNW Onslow IA

  • Tonight

    Tonight: Mostly clear, with a low around 42. Calm wind becoming northeast around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 61. East wind 5 to 15 mph.

    High: 61 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 35. East wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 35 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 44 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Calm wind becoming northeast around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 61. East wind 5 to 15 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 35. East wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Partly sunny, with a high near 49.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34. Breezy.
Friday
Partly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Cloudy, with a high near 49.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 41. Breezy. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 15. Blustery.
Monday
Mostly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Onslow IA
 42.16°N 91.04°W (Elev. 830 ft)
Last Update:
9:41 pm CDT Mar 9, 2026
Forecast Valid:
10pm CDT Mar 9, 2026-6pm CDT Mar 16, 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