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.

Overcast

68°F

20°C

Humidity 88%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Sep 7:35 pm CDT
Extended Forecast for

New Vienna IA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 1am and 4am. Patchy fog before midnight, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Areas of fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 76 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms, mainly between 1am and 4am. Patchy fog before midnight, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. South wind around 5 mph.
Sunday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Areas of fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Vienna IA
 42.55°N 91.11°W (Elev. 1053 ft)
Last Update:
5:46 pm CDT Sep 20, 2025
Forecast Valid:
7pm CDT Sep 20, 2025-6pm CDT Sep 27, 2025
 
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