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Weather in Six Flags Great America, Illinois, USA

Now
71 °F

Passing clouds.


Feels Like: 69 °F
Forecast: 79 / 70 °F
Wind: 6 mph from Southwest

Location: Chicago Midway Airport
Current Time: Jul 9, 2025 at 6:06:14 am
Latest Report: Jul 9, 2025 at 4:53 am
Visibility: 10 mi
Pressure: 29.97 "Hg
Humidity: 87%
Dew Point: 67 °F
Location of Six Flags Great AmericaLocation

Upcoming 5 hours

Now7:00 am8:00 am9:00 am10:00 am11:00 am
71 °F73 °F74 °F76 °F77 °F78 °F

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Forecast for the next 48 hours

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 WednesdayThursday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature76 °F77 °F72 °F70 °F72 °F76 °F73 °F
Passing showers. Scatt­erred clouds.Thundershowers. Partly cloudy.Passing showers. Broken clouds.Clear.Cloudy.Cloudy.Broken clouds.
Feels Like77 °F79 °F72 °F71 °F74 °F78 °F75 °F
Wind Speed4 mph12 mph8 mph7 mph4 mph11 mph8 mph
Wind DirectionNNW
NNE
NNE
N
N
ENE
E
Humidity79%70%79%79%74%64%71%
Dew Point69 °F67 °F65 °F63 °F64 °F63 °F63 °F
Visibility7 mi4 mi7 mi7 mi10 mi9 mi8 mi
Probability of Precipitation23%17%20%0%0%0%0%
Amount of Rain0.04"0.02"0.02"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Wednesday, July 9, 2025 2:02:23 am Six Flags Great America time - Weather by CustomWeather, © 2025

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Mostly cloudy. 85 / 70 °F
Humidity: 64%. Wind: 7 mph from South

More weather last week

Currently at nearby stations

72 °F

Pal-Waukee Airport: (18 mi)

Mostly cloudy. (1 hour ago)

71 °F

Chicago-O'Hare International Airport: (27 mi)

Passing clouds. (1 hour ago)

70 °F

Lewis University Airport: (53 mi)

Fog.

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Forecast for the next 2 weeks

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6
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8

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24
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26

Detailed forecast for 14 days