Having headed up towards the Cowper Stone I was initially attracted by the light hitting the Peaks in the background making them look like fingers stretching out of the landscape. This was juxtaposed against the incoming storm clouds.
The technical bit:
Location - Hathersage, Derbyshire
Camera - Nikon D800
Lens - Nikon PC-E Micro 45mm f/2.8D ED
Aperture - f11
Exposure - 1/13 second
ISO - 100