What is lake effect snow? Explaining this rare occurrence in Tennessee

This will be the coldest air of the season

A brutal shot of arctic air will move into Middle Tennessee and Southern Kentucky for the second half of the weekend, making it dangerous to be outdoors for extended periods of time.

First Alert Weather Days are in effect for Sunday and Monday as the coldest weather of the season moves in.

A dangerous cold front is expected across the Midstate on Sunday.

Snow showers are expected in parts of the Midstate overnight.

First Alert Weather Day in effect Tonight through Monday morning