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

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Partly Cloudy

60°F

16°C

Humidity 93%
Wind Speed S 9 mph
Barometer 29.79 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Mar 8:15 am CST
Extended Forecast for

Mason City IL

  • Today

    Today: A 20 percent chance of showers before 11am. Cloudy, with a temperature falling to around 47 by 4pm. West northwest wind 13 to 17 mph, with gusts as high as 31 mph.

    High: 62 °F⇓

    Slight Chance
    Showers then
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West northwest wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 63. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44. South southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 74. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. South southwest wind around 7 mph, with gusts as high as 17 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 76. South wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after midnight. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before noon. Cloudy, with a high near 57. Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers before 11am. Cloudy, with a temperature falling to around 47 by 4pm. West northwest wind 13 to 17 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West northwest wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 63. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Clear, with a low around 44. South southwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 74. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 53. South southwest wind around 7 mph, with gusts as high as 17 mph.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 76. South wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after midnight. Low around 45. Chance of precipitation is 90%.
Wednesday
Showers likely, mainly before noon. Cloudy, with a high near 57. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IL
 40.19°N 89.67°W (Elev. 574 ft)
Last Update:
7:57 am CST Mar 7, 2026
Forecast Valid:
8am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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