This from NotifyNYC:
The National Weather Service has forecasted the heat index to exceed 95 degrees today June 8th and possibly 100 degrees tomorrow June 9th. Additionally, the NYS Department of Environmental Conservation has issued an Air Quality Health Advisory for the NYC Metro Region from 2PM to 10PM for June 9th. In response to these conditions, NYC Cooling Centers will be open on both days. Visit www.nyc.gov/oem or call 311 for locations and details on these advisories.