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.

A Few Clouds

48°F

9°C

Humidity 54%
Wind Speed W 18 G 28 mph
Barometer 30.16 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 19 Apr 12:15 pm CDT
Extended Forecast for

Martelle IA

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread frost after 3am. Otherwise, clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 28 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 57. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 77. Breezy.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Widespread frost after 3am. Otherwise, clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 57. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 47. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Clear, with a low around 49.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 77. Breezy.
Thursday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 53. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 64.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martelle IA
 42.01°N 91.36°W (Elev. 902 ft)
Last Update:
11:06 am CDT Apr 19, 2026
Forecast Valid:
12pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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