Originally Posted by
jackb
In the summer, thunderstorms are frequent. These can be scary when you are above tree line. Bring rain gear and keep an eye on the sky. If you see a storm coming, try to find a place to sit it out. If the forecast calls for a front moving in, postpone your trip.
The extreme weather that can quickly roll in up near the summit would be a concern. When watching the youtube vids of those driving the route, even when in a vehicle things can get sketch if driving the early or late season.