Friday: Much cooler with highs only in the upper 40s, so grab a jacket or coat on the way out the door today. A chance for light rain early, but otherwise drier under a partly cloudy sky.

**Freeze Watch for Friday Night into Saturday Morning: Lows in the upper 20s to near 30 degrees are expected, with frost likely and a light freeze possible.

The Weekend: Drier weather returns with more sunshine, but it will be cold on Saturday with highs only in the middle 40s, then slowly warming into the lower to middle 50s on Sunday. Lows Sunday night will be the coldest in the middle 20s, so cover up those plants this Weekend!

** Covenant Health Marathon Race Forecast: It's going to be a chilly start to the Knoxville Marathon, but the cool air may seem refreshing by the end of the race! Temps start out cold near 26 degrees, then mostly sunny and cool with temps slowly rising from the 30s through the 40s.

Dress warmly, and have a great Friday!!

Read or Share this story: http://on.wbir.com/15M87nl