Overview
- The National Weather Service issued the advisory at 3:23 a.m. Thursday, effective through 9 a.m.
- Coverage in New Jersey includes Passaic, Hudson, Bergen, Essex and Union counties.
- Separate statements cite risk for New York City’s five boroughs along with Nassau and Suffolk counties.
- Additional alerts name Orange, Putnam, Rockland and Westchester counties, with slick spots already observed and likely to expand by sunrise.
- Officials urge motorists to slow down and leave extra following distance, and advise pedestrians to avoid untreated surfaces.