NBC
A major snowstorm is within a couple hours of sacking New York City and other parts of the eastern United States, according to WeatherBug meteorologist James West.
So you might want start to about making your way home. The MTA said express subway service will be impacted in anticipation of heavy snow and ice.
A winter storm warning is already in effect for for New York City, Northeast New Jersey, and Southern Westchester County and the National Weather Service is calling for 5 to 9 inches of snow in these areas, most of it falling overnight.
The governors of New York and New Jersey have also declared a state of emergency.
Temperatures are also expected to plummet into the teens tonight and into Friday morning. Low temperatures will make for dry, powdery snow that can easily be blown around by strong winds. This could create whiteout conditions, making travel extremely dangerous.