In reply to Ron Walker:
Blimey!
*crosses Savage Slit off the to-do list*
Presumably we're in with a chance on lower and/or less North-facing stuff, though - Creagan a' Choire Etchachan, Coire Sputan Dearg, Hell's Lum etc. (He says, optimistically, not really knowing much about conditions in the Cairngorms.) Assuming it doesn't just rain, that is...