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Parks
Six Flags Great America
Crowd calendar
06-14-2025
June 14, 2025
Six Flags Great America
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Information
Crowd level
65%
Crowd level
Busy
Empty
Quiet
Busy
Packed
🔬 10:30-21:00
Events
🔬 Math & Science Days
Temperature, °C (powered by
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Forecast average
20.3 °C
Precipitation intensity, millimeters per Hour (powered by
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Forecast average
0.78 mm/h
Wind speed, meters per second (powered by
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Forecast average
3.7 m/s