Workers woke up to a frigid morning in the Denver metro area on a day where schools were back in session and people to wanted get to work and school safely.
Members of the Salvation Army are doing sweeps of Denver streets this week in an effort to get homeless people into shelters.
The jet stream hunkered to the south Wednesday, promising to bring nearly a week of temperatures that could dip to 20-below or worse in the northern midsection of the country.
The first arctic front of the season raced across Colorado Wednesday ushering in wind, snow and frigid temperatures. The coldest night of the fall season will occur in Colorado Wednesday night with lows dropping into the single digits across the metro area and subzero temperatures in the high country.