The state Department of Transportation will close Interstate 81 between Watertown and Parish effective at 8 p.m.
The closure will take place between Exit 45 (Arsenal Street) and Exit 31 (Brewerton) because of heavy and blowing snow, according to the Jefferson County Office of Emergency Management. Snowfall rates of up to 4 inches an hour are expected in the heaviest bands of lake-effect snow. Blizzard-like conditions causing zero visibility are expected, according to the office.
The county also has declared a state of emergency beginning at 6 p.m., with the Sheriffs Department issuing a no unnecessary travel advisory, also beginning at 6 p.m.