Gray skies aren't typically what people are looking for while they are on their Parkway trips, but gray days are not all bad.
Overcast conditions can make the scenery on the Parkway look completely different and it definitely makes the vegetation more vibrant. What is it like where you are today?
Photo of lush green trees under an overcast sky from Wildcat Rocks Overlook near milepost 238 by ranger Chis U.