Long Island could see 2 to 5 inches of snow on Saturday night into Sunday, the first measurable snowfall of the season, the National Weather Service said.

Service meteorologist James Tomasini said the new snowfall amount increased due to low pressure that will form offshore and pass south of Long Island, bringing chances up to 80%.

The weather service on Friday afternoon issued a winter weather advisory from 10 p.m. Saturday to 1 p.m. Sunday.

Snowfall will most likely start between 10 p.m. and midnight on Saturday and last through Sunday morning, according to NWS meteorologist Dominic Ramunni. The highest amounts of accumulation will most likely occur on the South Shore, the weather service said.

"It should be a pretty quick hitter," Tomasini said.

The snow could fall around a half in

See Full Page