After a relatively comfortable July 4th, the extreme heat is returning to Massachusetts and the National Weather Service has issued a heat advisory because of how hot it will feel through Monday.The National Weather Service has issued a heat advisory for most of southern New England through Monday at 8 p.

At 2:06 a.m. on Monday, the National Weather Service released a heat advisory valid for Tuesday between 10 a.m. and 8 p.m. for Western Chester, Eastern Chester, Western Montgomery, Eastern Montgomery,

Heading through the day on Sunday, we saw the heat return and with it some humidity as well. High temperatures soared into the 90s for many spots across the state on Sunday, even Berlin touching that 90 degree mark up north.