KENTUCKY/TENNESSEE — A real fall signal is beginning to show up in model guidance for next weekend, with a significant cooldown potentially bringing temperature departures as much as 25 degrees below normal to portions of the Appalachian and Ohio Valley region. Communities including Louisville, Nashville, Knoxville, and Huntington could see widespread 40s and 50s at night if this signal holds, with some daytime highs potentially only reaching the 60s and 70s, representing what forecasters describe as a serious taste of fall weather.
Widespread Below Normal Departures Shown Across Multiple States
The latest temperature departure forecast for next weekend shows a broad area of significantly below normal readings stretching across Kentucky, Tennessee, West Virginia, and into portions of Virginia and North Carolina. The most extreme departures are shown near Roanoke, Virginia, where temperatures could run 25 degrees below normal, representing one of the most dramatic anomalies on the entire map…