PHILADELPHIA (WPVI) -- SATURDAY: Mostly sunny, warmer. High 86.
TONIGHT: Mostly clear and nice. Lows 59-65.
SUNDAY: Mostly sunny, hot and more humid. High 90.
MONDAY: Partly sunny, hot and humid. A thunderstorm is possible late in the day. High 90. Autumn arrives at 3:50 am.
TUESDAY: Partly sunny and cooler. High 78.
WEDNESDAY: Sunny and pleasant. High 79.
THURSDAY: Mostly sunny, warmer. High 88.
FRIDAY: Mostly sunny, warm. High 82.
RELATED: Severe weather advisories, watches and warnings from the National Weather Service
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