AccuWeather: Freeze warning in effect

PHILADELPHIA (WPVI) -- A freeze warning went into effect for the region at midnight.

TUESDAY: A cold start with a widespread freeze. We'll have plenty of sun with another cool day on the way, high 57.

WEDNESDAY (EARTH DAY): Watch for some rain in the morning, then late-day sunshine, high 66.

THURSDAY: Mostly sunny and milder, high 75.

FRIDAY: We'll have more clouds with a cooler breeze out of the east, high 72.

SATURDAY: Occasional showers, high 62.

SUNDAY: Mostly cloudy with showers early, but a drier afternoon is expected. high 63.

MONDAY: Breaks of sunshine and more seasonable, high 66.