Below, occasional updates will be posted on the strong thunderstorms expected to affect the area today and tonight.
Blog Updates: (Regional maps from the National Weather Service)
7:10 PM: Since the last update, heavy thunderstorms continued to affect north central NJ into SE NY, while the rest of the area generally stayed dry. Radar estimates show totals of 1-2 inches of rain from Morris county into northern Bergen, Rockland and Westchester counties. As the latest radar shows, additional thunderstorms are slowly approaching from Pennsylvania; more rain and thunderstorms are expected tonight, especially north and west of NYC, with Long Island and southern CT likely to stay mostly dry through the early-mid overnight hours.
3:40 PM: Over the last hour, the focus in storms shifted east into the immediate NYC area, where radar estimates show 1/4 to locally 1/2 inch of rain. Storms are currently redeveloping over NE NJ and are expected to continue through the late afternoon hours, capable of localized downpours and areas of flash flooding. Additionally, storms in northeast PA are slowly shifting east into Sussex and Warren counties in NJ. These storms are weakening, although they are still capable of moderate to heavy rainfall rates.
2:35 PM: After the late morning round of storms, which produced up to 1/2 to 1 inch of rain in parts of northern NJ and SE NY, scattered storms are developing over Bergen, Hudson, Essex, Union counties in NJ and New York City. These storms are generally non-severe but are capable of producing heavy rainfall rates with low visibility. Scattered heavy storms continue over northern Westchester county into Danbury, CT, where areas of flash flooding are possible with the storms.
12:55 PM: There is an area of heavy thunderstorms currently covering northern NJ, extending into the NJ/NY border. The main line of storms is located on an axis from central Bergen to Rockland and northern Westchester counties. These storms are slowly tracking to the northeast. The storms are generally below severe levels, but are capable of producing heavy rain, locally up to 1/2 to 1 inch.