Turnaround time depends on if it's a dayhike or overnight.
He said I should definitly be off the top by 2pm. Obviously, if you're overnighting it, you can leave much later, with time to get back to trail or outpost camps with some daylight. You should take it a couple days ahead too. I am always VERY good about water on hikes, I overdo it on purpose. Turnaround time depends on if it's a dayhike or overnight.