The National Weather Service has issued severe thunderstorm watches throughout the Tri-State area.
In New Jersey the counties of Bergen, Passaic, Essex, Hudson and Union are affected.
Watches have been issued in Fairfield, Middlesex, New Haven and New London counties in Connecticut.
Various thunderstorms are expected to blow through the region Thursday along a southeastward moving cold front, according to meteorologists. Expect wind gusts up to 60 mph and hail during the afternoon and evening.
The watches are in effect until at least 8 p.m.
Follow us on Twitter @NBCNewYork,and on Facebook/NBCNewYork, and sign up for breaking news SMS alerts on your phone by texting “NYBREAKING” to 639710.