The St. Louis region's first fall snow is in the books. Snowfall was steady for much of Saturday, and some parts of the region saw several inches of snow.

The National Weather Service in St. Louis expects less than an inch of snow, but it could stick to cold roads and untreated surfaces.

While only a dusting to an inch of snow is expected for some, the timing during the Monday morning commute could cause some problems.

A fast hit of light snow is expected to move across the St. Louis area Monday morning and early afternoon. It isn’t a major storm but will bring snow during the morning commute, which could lead to trouble.

Roads, especially bridges and overpasses, will likely become slick and hazardous, the National Weather Service says, as 2-4 inches of snow is forecast.

St. Louis wakes to light snow; NWS predicts less than an inch, with clearer skies and no major disruptions expected.

If you're Black Friday shopping, you may want to bundle up. It'll be a cold, but sunny day on Friday with highs only in the 30s. Breezy northwesterly winds will keep wind chills in the 20s and low 30s for much of the afternoon.

Missouri's first snow of the season may mainly drop on Interstate 70 in the eastern half of the state on Saturday, affecting countless travelers driving home after Thanksgiving. 5 On Your Side meteorologists have issued a Weather Impact Alert Day on Saturday for that reason.