Residents in and around St. Louis are bracing for a bout of wintry weather, as the National Weather Service (NWS) in St. Louis forecasts snowfall starting tonight and carrying on through Friday. According to the NWS, snow is likely to develop across the region after 4 am, with a cloudy evening prior and temperatures dropping to a low around 25 degrees. Commuters should expect potentially hazardous conditions, especially during the Thursday evening and Friday morning commutes.