Marilyn · islands
Sleteachal Mhor [Sleiteachal Mhor]
A 246m prominence hill on the Isle of Lewis in the Outer Hebrides. Despite the modest height, the 150m prominence means this summit commands its surroundings with views that surprise first-time visitors.
Quick facts
- Height
- 246.5m/ 808ft
- Difficulty
- 1 / 5Easy
- Grid ref
- NB 21333 18784
Download GPX route file
Standard route
Standard route
A short, accessible walk on island paths with sea views in multiple directions to the 246m summit. The low altitude and gentle gradients make this achievable in 1-3 hours.
Terrain
Mixed island landscape with coastal rock, peat and grass. The sea is visible from most points on the walk.
In winter
Maritime climate means mild winters with little snow but persistent wind and rain. A good option when mainland hills are in full winter conditions.
Best time of year
Getting there
- Glasgow9h 35m
- Edinburgh11h 40m
OS maps: OS Landranger 13, OS Landranger 14, OS Explorer 456
Current conditions
Daylight Today
- Sunrise
- 05:32
- Sunset
- 21:16
- Civil dawn
- 04:43
- Civil dusk
- 22:04
NOAA Solar Calculator · 2 May 2026