Heat advisory and air quality alert has been issued for the Lower Hudson Valley July 25 as heat index levels are predicted to reach over 105 degrees.

The air over the Hudson Valley is unsafe today. Here's which New Yorkers should stay inside. The New York State DEC has issued an Air Quality alert for the Hudson Valley and New York City. The air quality warning is in effect on Wednesday from 11 a.m. until 11 p.m. for the DEC's Lower Hudson Valley and New York City regions.

As of 2:30 p.m., airnow.gov measured the Lower Hudson Valley's Air Quality Index as "Moderate," with an AQI score of 63 and an Ozone level of 58, making the air potentially for sensitive groups.

Impacted areas include Ulster, Dutchess, Orange, Putnam, Sullivan, Rockland, Westchester, Suffolk, and Nassau Counties, as well as New York City.

As temperatures soar across the Hudson Valley, Westchester County is keeping its pools and beaches open later to help residents cool off.A heat advisory is in effect through 8 p.m. on Wednesday, July 30,