Overview
- An updated National Weather Service alert at 5:51 p.m. warns of black ice through 4 a.m. Sunday across all five New York City boroughs.
- The New York advisory also includes Orange, Putnam, Rockland, Westchester, Suffolk and Nassau counties.
- Five New Jersey counties are covered until 4 a.m.: Passaic, Hudson, Bergen, Essex and Union.
- A separate Massachusetts alert issued at 6:43 p.m. covers 11 counties through 7 a.m. Sunday, including Suffolk, Middlesex and Worcester.
- The NWS cites wet roads, light winds and temperatures dipping into the 20s and low 30s, and urges slower speeds, extra travel time and heightened caution.