Boston Public Schools are closed Friday due to the impending snow, the city announced Thursday.

City officials said Boston Public Works will have at least 500 trucks pre-treating roads in the city by 6 a.m. Download the WCVB weather app.

Expected snow totals may be lower along the coastal areas because of warmer air and later timing.

StormTeam 5 says the system will first approach as rain, then change to snow in central Massachusetts after midnight.

The switch from rain to snow may not occur until late morning in Cape Cod and the islands.

Snow may be heavy at times, falling at a rate of 1-2 inches per hour.

Boston Weather