PHILADELPHIA (WPVI) -- The first full day of fall will feel like summer, with a chance of late-day storms especially northwest.

TONIGHT: Clouds increase, with a southerly wind humidity levels build too. Low 63.

TUESDAY: Warmer and more humid as a cold front starts to approach from the west, high 85. Feeling like the upper-80s.

Late day showers and storms are likely through the evening especially northwest of I-95.

WEDNESDAY: An early shower possible to the north. Additional showers possible later in the day. High 82.

THURSDAY: Rain around at times otherwise cloudy and muggy. High 79.

FRIDAY: Staying unsettled. Fewer showers later in the day. High 78.

SATURDAY: A shower is possible especially early in the day, some sun. High 79.

SUNDAY: Partly sunny, staying warm for late-September

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