UPDATE 10:50 a.m. Wednesday— Mayor Thomas Menino's office issued a statement this hour telling city residents to "stay indoors throughout the duration of the snow event, as the storm continues to bring heavy, wet snow and high winds into Boston."

The snow emergency— which went into effect Tuesday at 9 p.m.— remains in effect.

The heavy snow is resulting in "a number of fallen trees and power lines," according to Menino's office. Residents are reminded to stay away from down trees and power lines and report them immediately to the Mayor's Hotline: 617-635-4500.