|Thunderbolt Chimney||IV 5|
|70m, 3 pitches. The right-hand side of the Noe Fin is defined by a deep chimney.
1. 35m Climb to the base of the fin as for Noe Gully and belay on the right at the base of the chimney.
2. 20m Climb the chimney via three large chockstones, the second being the most awkward, to belay above the third.
3. 15m Continue up the easy ground to the top.
R. Webb, C. Cartwright 11/Jan/2004