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.

Fog/Mist

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 10 Sep 3:15 am CDT
Extended Forecast for

Olin IA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Saturday Night

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

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 60. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind.
Thursday Night
Mostly clear, with a low around 57. Calm wind.
Friday
Sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 40%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Monday
Showers likely, mainly after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 73.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olin IA
 42.01°N 91.13°W (Elev. 741 ft)
Last Update:
1:26 am CDT Sep 10, 2026
Forecast Valid:
3am CDT Sep 10, 2026-6pm CDT Sep 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