By Llarisa Abreu

PHILADELPHIA (CBS) — Severe thunderstorm warnings are in effect for parts of the tri-state as storms move into the area.

The following areas are under the warning until 4 p.m.:

  •  Northern New Castle County in northern Delaware;
  • West central Salem County in southern New Jersey; and
  • Southern Chester County in southeastern Pennsylvania.
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Clouds will increase through the morning as a cold-front approaches. Showers and storms developing west to east through the late afternoon bring some concern; any storm that gains strength could make some damaging winds and/or an isolated tornado.

Severe outlook 10 16

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After midnight, skies will clear up, and much colder air will come in with morning lows on Sunday in the 40s and low 50s. Daytime highs on Sunday will hover near 60. Fair weather clouds build in during the afternoon turning skies partly cloudy.
The crisp fall-like conditions will last through Wednesday with a return to 70s by Thursday.
TODAY: Warm and breezy, clouds increase, storms later today (Possible Severe). High 80
TONIGHT: Storms possible early, then clearing toward dawn and chilly. Low 53
SUNDAY: Sunny, chilly start, then turning partly cloudy in the afternoon. High 63
MONDAY: Mostly sunny and cool. High 64
TUESDAY: Mostly sunny and seasonal. High 68