The National Weather Service has issued the watch for Camden, Salem, Cumberland and Gloucester counties until 10 p.m.
A tornado watch means the conditions are favorable for severe thunderstorms to form but could also produce a tornado. A warning would mean a tornado has formed or will shortly based on radar, according to NWS.
Counties effected by the watch are as follows: In New Jersey – Camden, Cumberland, Gloucester, Salem; in Delaware – Kent, New Castle; and in Pennsylvania – Bucks, Chester, Delaware, Montgomery, Philadelphia.
— New Jersey (@aroundnewjersey) April 20, 2015
TONIGHT/STORM FORECAST: Evening thunderstorms could be strong. There’s a moderate chance of damaging wind gusts and hail, as well as a low chance of an isolated tornado from any storm that forms. Take cover on the lower floors of your home or office if you hear thunder late today or this evening. Otherwise, we dry out and see some clearing overnight. The low is 58.
TUESDAY: It’s a mostly sunny, breezy day with a high of 68.
WEDNESDAY: Sun gives way to increasing clouds with a chance of an afternoon or evening shower. It’s breezy and seasonable with a high around 65.
THURSDAY: Clouds will limit sun, but it looks mainly dry. The high struggles to 57.
FRIDAY: Sunshine is the dominant feature in our sky, but it’s cool and breezy down at ground level with a high of only 56, that is nine degrees below the average high this time of year.
SATURDAY: We expect a mix of clouds and sun with a cool high around 59.
SUNDAY: Partly sunny skies are likely. The high is 60.
MONDAY: Look for a mostly sunny beginning to the work week with a high around 62.