Gov. Ned Lamont asked all those who do not need to travel to stay home amid the winter storm.
State officials also announced a tractor-trailer and tandem trailer ban on all limited access highways in the state until 9 a.m. today. A travel advisory is in effect for all other vehicles.
CTtransit has suspended services overnight and in the early hours Thursday due to the storm.
CTfastrak and CTtransit local and express buses will not run until noon today.
Metro-North also shut down services early on Wednesday in anticipation of the storm.