With the bird's eye view and the groups eyes you see well, even in the storm. It is only about 30 feet from the front gate to what looks to be the main entrance of the keep.
Erani can see that off to your left there are stairs that go up to meet the wall. You can also see that there is a door at that point.
There may be other doors that you have not seen, but you don’t know.
Where do you go?