A winter storm system moved through the Pittsburgh area on Monday, dumping several inches of snow throughout the region in the process. Heavy snow began to blanket parts of the area early on Monday and continued to accumulate throughout the afternoon and the evening.

Crews have been working around the clock to clear the roads of snow, but there's some work left to be done in the city of .

Allegheny County's Department of Public Works will send out 30 salt trucks with plows to clear snow and ice from 356 miles of county-maintained roads.

Monday's round of snow brought some of the highest snow totals in Fayette County, with five inches reported in the Leith-Hatfield area. First Alert: Today with snow lasting until around 7 p.m. Aware: Below normal temperatures all week.

Public works crews are gearing up for a busy night heading into Monday morning when snow is expected to move into the area.

Northwest flow aloft in the atmosphere continues to transport cold air into our region from Canada. This colder air flowing in aloft combined with a weak disturbance aloft in the atmosphere will make widespread areas of snow showers and snow squalls active across our entire region through the remainder of today and tonight.