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.

Fair

83°F

28°C

Humidity 54%
Wind Speed NE 7 mph
Barometer 30.20 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 5 Aug 3:15 pm CDT
Extended Forecast for

Mason City IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind around 6 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 64. Light east wind.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Light south southeast wind.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. South southeast wind 3 to 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. South wind 5 to 8 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind around 6 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 64. Light east wind.
Wednesday
Mostly sunny, with a high near 86. Light south southeast wind.
Wednesday Night
Partly cloudy, with a low around 67. Calm wind.
Thursday
Sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 70. South southeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 90. South wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason City IL
 40.2°N 89.7°W (Elev. 568 ft)
Last Update:
2:40 pm CDT Aug 5, 2025
Forecast Valid:
3pm CDT Aug 5, 2025-6pm CDT Aug 11, 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