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Avalanche forecast wasn't looking great so I thought I'd give this a go since I hadn't done it before. There was a group at the car park who were heading that way so I knew there would be footprints to follow. Low grade 1 summer scramble or grade I winter climb, it does have its moments though.
Gearr Aonach from the car park, the zigzags are on the east side so best seen as you drive up from the south.
Over the bridge and through a stile.
Lost Valley path branches at a small boulder, took the higher path on the right.
Then branched off onto a rougher path at the large boulder. Got a look at the route from here.
Route diagram (I added numbers).
Numbers at roughly the same position.
Route starts at 2, it's a traverse to the right under an overhanging rock wall. The guided party ahead of me were gearing up here and the said the tricky part was between 3&4, everything else was fine. They kept the crampons and axes in the bag since it was basically a scramble so I did the same.
Water drips off the wall and turns to ice below so had to be careful on a few steps up.
So this is the easy bit: a slippy path with a drop on the right and no crampons.
Tree marks the spot to head upwards between 3&4.
Group ahead scrambling up the corner.
I found this harder than expected with ledges and holds covered in snow and ice. Started with no gloves but hands soon got numb, with hindsight an axe would have been handy here. View back down from 4:
Hard stuff over, now a long zag back to the left. There's more snow up here so it's easier to walk on without crampons.
Getting close to 5, Beinn Fhada on the left.
At 5 there were prints leading directly up (missing out 6), I got the axe out and followed them but the snow was too soft so I backtracked.
Got the crampons on for the last zig across to 6.
Then up the nose
On the ridge
Wide ridge narrows at Stob Coire nan Lochan.
Spotted a rock step, a couple of Irish climbers are descending it here.
Rock step
From above
Had a roll at the summit while another zigzag guided group caught up, heard a few walkers had tried Bidean but retreated due to deep snow. The descent from Sgreamhach into the Lost Valley also looked precarious. Thought about descending Broad Gully but it was deep soft snow and looked like nobody else had been on it today so I took the safe option. I think the group ahead of me were on Dorsal Arete.
Nice place for a seat.
Could see large blocks and other avalanche debris on the way back round, looked like a cornice collapsed.