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Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Overcast

79°F

26°C

Humidity 83%
Wind Speed SE 3 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 25 Jul 4:55 pm CDT
Extended Forecast for

3 Miles SE Mason City IL

Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 72. Light south southeast wind.

    Low: 72 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 1pm and 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 20%.

    High: 91 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South southwest wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94. Heat index values as high as 112. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 94 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southwest wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. North wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. North northeast wind 5 to 7 mph becoming calm after midnight.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 72. Light south southeast wind.
Sunday
A slight chance of showers and thunderstorms between 1pm and 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 76. South southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 94. Heat index values as high as 112. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 74. Southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday
Mostly sunny, with a high near 89. North wind 6 to 9 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 65. North northeast wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Mason City IL
 40.17°N 89.64°W (Elev. 600 ft)
Last Update:
1:46 pm CDT Jul 25, 2026
Forecast Valid:
5pm CDT Jul 25, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation