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

Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Mostly Cloudy

48°F

9°C

Humidity 71%
Wind Speed W 6 mph
Barometer 29.72 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Jan 4:15 pm CST
Extended Forecast for

Mason City IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, cloudy, with a low around 34. West northwest wind 3 to 8 mph. Winds could gust as high as 16 mph.

    Low: 34 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 55. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 55 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 42. South wind around 9 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers, mainly after noon. High near 58. South southeast wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 45. South wind 9 to 17 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 49. West wind 6 to 8 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 49 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35. Northeast wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, cloudy, with a low around 34. West northwest wind 3 to 8 mph. Winds could gust as high as 16 mph.
Wednesday
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 55. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Increasing clouds, with a low around 42. South wind around 9 mph, with gusts as high as 20 mph.
Thursday
Showers, mainly after noon. High near 58. South southeast wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 45. South wind 9 to 17 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, with a high near 49. West wind 6 to 8 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35. Northeast wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Saturday
A chance of rain before noon, then a chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason City IL
 40.19°N 89.67°W (Elev. 574 ft)
Last Update:
3:16 pm CST Jan 6, 2026
Forecast Valid:
4pm CST Jan 6, 2026-6pm CST Jan 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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