Today is July 10. There are only 6 days left until the start of Wave 3.Check out the weather report for Chicago. This will help you narrow down your packing choices. One place you can check is: National Weather homepage . (If you’re having trouble with that link, here’s the address:noaa.govRight now they're predicting a high of 81 and cloudy with possible storms on Wednesday, sunny with a high of 81 on Thursday.