AccuWeather: Hot and humid with late day storms Sunday for the Philadelphia region

PHILADELPHIA (WPVI) -- An AccuWeather Alert has been posted for later in the day Sunday as we monitor the threat for severe weather.

TONIGHT: Mainly clear and mild, low 68.

SUNDAY (ACCUWEATHER ALERT): Early sun followed by increasing clouds. It's warm and more humid, high 91.

Scattered strong to severe storms are possible later in the day as a cold front approaches.

We're looking at the key timeframe of storm development between 4pm-11pm.

The main storm threats include damaging wind gusts, hail, and heavy downpours. Even a brief spin-up tornado can't be ruled out.

MONDAY: Partly sunny, breezy and less humid, high 80.

TUESDAY: Still comfortable with clouds and sunshine, high 79.

WEDNESDAY: More clouds than sun with a spotty shower around, high 81.

THURSDAY: More humid with clouds and sun. Late day showers and storms will be possible, high 91.

FRIDAY (JUNETEENTH): Clouds, some sun. A shower can't be ruled out. It's a less humid day, high 85.

SATURDAY: Mostly sunny and seasonable, high 85.