A small but impressive system will move through Thursday, with periods of rain. The rain may be heavy at times, especially in Delaware and extreme South Jersey. Then we get a brief cold blast for much of the weekend before warming right back up next week. We could be back to record warmth by Christmas Eve.

Tonight: Cloudy. Patchy fog late. Low 47 in Philadelphia / 41 north and west.

Thurs: Rain, some heavy. Still mild. High 57.

Fri: Windy and colder. High 49.

Sat: Partly sunny, windy and cold. High 39.

Sun: Sunny and cold. Low 29, High 47.

Mon: Partly sunny and warmer. High 58.

Tues: Mostly cloudy and warmer with a chance of showers. High 61.

Wed: Warm with showers likely. High 66.

Glenn "Hurricane" Schwartz

Chief Meteorologist, NBC10 Philadelphia