A jogger passes through the Boston University campus on Tuesday, March 13. A winter storm -- <a href="index.php?page=&url=https%3A%2F%2Fwww.cnn.com%2F2018%2F03%2F13%2Fweather%2Fnortheast-winter-storm%2Findex.html" target="_blank">the third nor'easter in two weeks</a> -- is threatening the region once again.
A jogger passes through the Boston University campus on Tuesday, March 13. A winter storm -- the third nor'easter in two weeks -- is threatening the region once again.
Lane Turner/The Boston Globe/Getty Images
People run through heavy snow in Portland, Maine, on March 13.
People run through heavy snow in Portland, Maine, on March 13.
Brianna Soukup/Portland Press Herald/Getty Images
Workers remove a fallen tree from a road in Norwell, Massachusetts, on March 13.
Workers remove a fallen tree from a road in Norwell, Massachusetts, on March 13.
Steven Senne/AP
Commuters are sheltered from snowfall while they wait on a subway platform in New York City on March 13.
Commuters are sheltered from snowfall while they wait on a subway platform in New York City on March 13.
Bebeto Matthews/AP
A seagull sits on lobster pots as the snow piles up in Portland, Maine, on March 13.
A seagull sits on lobster pots as the snow piles up in Portland, Maine, on March 13.
Brianna Soukup/Portland Press Herald/Getty Images
A snow plow clears a taxiway at Logan International Airport in Boston.
A snow plow clears a taxiway at Logan International Airport in Boston.
Scott Eisen/Getty Images
Heavy snow falls on two pedestrians in New Bedford, Massachusetts, on March 13.
Heavy snow falls on two pedestrians in New Bedford, Massachusetts, on March 13.
Peter Pereira/Standard Times via AP
Cole Stiles clears a sidewalk in Scituate, Massachusetts, on March 13.
Cole Stiles clears a sidewalk in Scituate, Massachusetts, on March 13.
Jonathan Wiggs/The Boston Globe via Getty Images
Snow-covered donkeys stand outside in Chester, New Hampshire, on March 13.
Snow-covered donkeys stand outside in Chester, New Hampshire, on March 13.
Charles Krupa/AP
Wind-blown snow covers a stop sign in Derry, New Hampshire, on March 13.
Wind-blown snow covers a stop sign in Derry, New Hampshire, on March 13.
Charles Krupa/AP
Snow accumulates on Paul Knight's eyebrows as he walks in Portland, Maine, on March 13. "We're not out of winter yet, that's for sure," he said.
Snow accumulates on Paul Knight's eyebrows as he walks in Portland, Maine, on March 13. "We're not out of winter yet, that's for sure," he said.
Robert F. Bukaty/AP