Snow is expected to begin around midnight tonight and continue into Wednesday morning, according to the NWS. "The highest snow totals will be in northern MA along the Route 2 corridor, where 1-3 inches is likely, with localized 4-5 possible in high terrain," NWS meteorologists wrote in the latest area forecast Tuesday.

An incoming snowstorm could make for a difficult Thursday morning commute across metro Denver, according to the National Weather Service. Updated forecasts show up to 1 inch of snow per hour falling along the Palmer Divide,

The National Weather Service has continued implementing winter weather advisories for the western San Juan Mountains. With no changes, the alert advises 6-10″ of snow between Wednesday morning and 5 AM on Thursday.