An Stac
3 classifications here — Marilyn, HuMP and Simm — belong to lists OpenFell holds only part of, so they have no list page. See how far the coverage goes.

- Height
- 814 m · 2,671 ft
- Prominence
- 255 m
- Grid reference
- NM 76315 79279
- Coordinates
- 56.85098, -5.67012
- County / area
- Highland
- Region
- Moidart and Ardnamurchan
- OS Landranger
- 40
- OS Explorer
- 390E 398W
- Summit feature
- outcrop 25m ENE of cairn
- Key col
- NM761785 (559 m)
About An Stac
An Stac is a steep-sided cone on the shore of Loch Ailort, on the west coast of Lochaber. At 814 metres it is a Corbett, and it is normally taken together with its higher neighbour Rois-bheinn. The hamlet of Lochailort is the nearest settlement.
Background written from facts in the Wikipedia article on An Stac (CC BY-SA 4.0). Heights, prominence and grid references come from the Database of British & Irish Hills, not from Wikipedia.
Access rights here
Yes Right to roam: Statutory right of responsible access to most land and inland water.
Yes Wild camping: Wild camping is broadly lawful under the 2003 Act.
General position for Scotland — local byelaws, seasonal restrictions and closures can override it. Full details: access rights in Scotland · check another location.
Daylight at this summit today
- Sunrise
- —
- Sunset
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- Daylight
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- Civil twilight ends
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Computed astronomically for 56.851, -5.670. Plan your finish with the daylight safety planner.
Summit weather live
Loading forecast for the summit (814 m)…
Forecast adjusted to summit altitude. Weather data from MET Norway (CC BY 4.0).
Finding the summit
outcrop is higher than base of cairn and all surrounding rocks.
The recorded summit point is outcrop 25m ENE of cairn. That distinction matters on broad or flat tops, where the obvious cairn is not always the true high point.
- Survey method
- Abney level
- Record revised
- 26-Sep-20
- Drop measured from
- NM761785 · 559 m
Survey notes are field observations recorded in the Database of British & Irish Hills (v18.3, CC BY 4.0) by the hill-surveying community.
Nearest listed peaks
| Peak | Height | Distance |
|---|---|---|
| Rois-Bheinn | 882.4 m | 1.6 km |
| Sgurr na Ba Glaise | 874.1 m | 1.7 km |
| Beinn Gaire | 666.1 m | 4.7 km |
| Croit Bheinn | 664.5 m | 5.1 km |
| Beinn Mhic Cedidh | 783 m | 6.5 km |
| Sithean Mor | 601.5 m | 8 km |