Weather Authority: Heat Advisory Tuesday; oppressive humidity

The Philadelphia area is slated for a hot and sticky Tuesday.

A Heat Advisory is in effect from 12 p.m. through 8 p.m. Tuesday and Wednesday in the following counties: Berks, Bucks, Burlington, Camden, Chester and Delaware.

Oppressive humidity is expected both days, with real feel temperatures in the triple digits.

Temperatures will remain in the 90s through Thursday. A dramatic shift is expected by the weekend, with a high of 78 degrees anticipated Friday. Thunderstorms are also possible Thursday and Friday.

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TUESDAY: Partly cloudy. Hot and humid. Low: 76 High: 94

WEDNESDAY: Except for a few afternoon clouds, mainly sunny. Hot and humid. Low: 75 High: 95

THURSDAY: Plenty of sun. Low: 71 High: 91

FRIDAY: A few thunderstorms possible. Low: 69 High: 78

SATURDAY: Scattered thunderstorms possible. Low: 70 High: 79