The National Weather Service had this to say in, as usual, all capital letters:

…WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
8 AM EST FRIDAY…

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A WINTER WEATHER
ADVISORY FOR SNOW…WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 8 AM
EST FRIDAY.

* LOCATIONS…NORTHEASTERN NEW JERSEY…THE LOWER HUDSON VALLEY
AND NEW YORK CITY.

* HAZARDS…SNOW.

* ACCUMULATIONS…3 TO 5 INCHES.

* VISIBILITIES…AROUND 1/2 MILE.

* TIMING…SNOW WILL OVERSPREAD THE REGION FROM THE WEST AFTER
DARK. THE HEAVIEST SNOW WILL FALL OVERNIGHT INTO EARLY FRIDAY
MORNING.

* IMPACTS…FRESH SNOW WILL BE ON THE GROUND BY SUNRISE FRIDAY.
LIGHT TO MODERATE SNOW WILL BE FALLING DURING THE EARLY MORNING
COMMUTE.