Special Weather Statement issued December 18 at 2:36PM EST by NWS

…A SNOW SQUALL WILL AFFECT NORTHEASTERN ESSEX…SOUTHWESTERN LAMOILLE…NORTHEASTERN ADDISON…SOUTH CENTRAL GRAND ISLE… CHITTENDEN AND NORTHWESTERN WASHINGTON COUNTIES… At 236 PM EST, a snow squall was located over South Burlington, moving east at 20 mph. Winds up to 25 mph are possible with this squall.

Source: National Weather Service Alerts for Vermont