The event's organizers posted this announcement on their facebook page:

And this statement was posted to downtownrochestermn.com:

Thursdays on First & 3rd will proceed as regularly scheduled on Thursday, July 21. We encourage all attendees to take precautionary measures when being outside in high heat conditions.

If you are going, please make sure to dress in light clothing, use sunscreen, hydrate and limit your time outdoors. An Excessive Heat Warning has been issued for today starting at noon and running through 7:00 p.m. tomorrow evening.  The National Weather Service warns that "heat like this is very hard on the body and can cause illness. The elderly, young children and pets are especially susceptible. Do not over exert yourself when outdoors and drink plenty of water."

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