Update at 8:02 a.m.:
Snow is falling over a large portion of Kentucky and threatens to make the morning commute slow and messy.
Kentucky Department of Transportation officials said salt trucks were out treating roadways, but noted that arctic air and continuing snow on Tuesday could still make for slick conditions.
Several school districts in the state canceled classes.
South-central Kentucky regions should see around an inch of snow with temperatures falling into the lower teens Tuesday night.
Some parts of western Kentucky may see an inch or two of snow with scattered flurries elsewhere and single-digit temperatures.
The forecast calls for up to 5 inches of snow in parts of northern Kentucky, and lows of around zero to 5 degrees.
Central Kentucky is expecting between 1-4 inches of snow with lows around 10.
The National Weather Service has issued a Winter Weather Advisory from 1 a.m. Tuesday morning until 1 p.m. The affected area includes Bowling Green and runs northeast to Elizabethtown.
The NWS says between an inch and 1 1/2 inches of snow could fall. Forecasters predict gusty winds which could lead to blowing snow and reduced visibility.