Noticeably colder today Details >
Mar 12, 2014; 5:00 AM ET Noticeably colder tomorrow
At least two people are dead and four are unaccounted for in a massive explosion caused by a gas leak in East Harlem, said Mayor Bill de Blasio. Two buildings have collapsed. At least 19 people are injured. 255 firefighters and dozens of emergency personnel are on the scene at East 116th St. and Park Ave. The fire has reached five- alarms and left charred rubble and debris in the residential neighborhood.
Airport and roadway delays are mounting as a snowstorm begins over the Midwest with its sights set on the Northeast later in the day.
Temperatures will plummet by as much as 35 degrees Fahrenheit in less than 24 hours along the I-95 corridor from New York City and Philadelphia to Washington, D.C.
A spike in severe thunderstorms, capable of producing tornadoes, will follow a slow start to severe weather season in 2014.