Marilyn · Outer Hebrides
Roineabhal [Roineval]
Roineabhal is a 281m gneiss top in the lochan-strewn moors of central Lewis, north of Loch Erisort. Despite a small height it has enough prominence to stand alone, with views across Lewis to the more mountainous south and the spread of the central moor north.
Quick facts
- Height
- 281m/ 922ft
- Prominence
- 203 m
- Grid ref
- NB 23301 21211
- Dogs
- Dogs on lead required near livestockDog-friendly guide ↗
Height and prominence cross-checked against the Database of British and Irish Hills (CC BY).
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Standard route
Lewisian gneiss 45% · blanket bog 35% · rocky summit 20%
A short pathless ascent of 6-8km from minor roads at Balallan or Habost, around 3-4 hours. The line picks between small lochans and over low gneiss ribs to a stony summit.
Terrain
Gneiss outcrops, heather, peat hags and frequent lochans. Path-free throughout but the ground is firmer than the deep bogs further north.
In winter
Low height and short distance make this a good winter half-day if visibility is decent. The moor is essentially featureless in cloud, so plan a compass bearing for the return.
Best time of year
Getting there
- Glasgow9h 34m
- Edinburgh11h 38m
Ferry access
Uig (Skye) → Tarbert (Harris)
- Crossing time105 min
- Summer sailings2 sailings daily (Apr–Oct)
- Winter sailings1 sailing daily (Nov–Mar)
- Book ahead14 days
- Last ferry backCheck CalMac timetable — last sailing to Uig varies seasonally
Drive to Uig on Skye (Skye Bridge from Kyle of Lochalsh), then ferry to Harris. Alternative: Ullapool → Stornoway (Lewis, 2h45) and drive south.
Book on CalMac ↗OS maps: OS Landranger 13, OS Landranger 14, OS Explorer 457, OS Explorer 458
Mobile signal: Poor. EE absent; bring offline maps for this remote Harris hill.
Current conditions
Daylight Today
- Sunrise
- 06:54
- Sunset
- 19:51
- Civil dawn
- 06:14
- Civil dusk
- 20:31
NOAA Solar Calculator · 14 September 2026
Around Roineabhal [Roineval] on the SCOT network
Getting there, basing yourself, and what to do off the hill.
Before you go
Hillwalking carries real risk and the responsibility for any day on the hill is yours. Conditions in Scotland change fast and can differ sharply from the forecast — check the weather and the ground before you commit, turn back when the day stops working, and carry map and compass with the ability to use them rather than relying on a phone.
Mountain forecasts: MWIS and the Met Office mountain forecast. Access rights and responsibilities are set out in the Scottish Outdoor Access Code.
We check what we publish, but we cannot check the route on the day you walk it. Nothing here is a substitute for your own judgement.
Roineabhal [Roineval] — common questions
- How difficult is Roineabhal [Roineval]?
- Roineabhal [Roineval] carries a 1/5 (easy) grade on the OutdoorSCOT scale. Underfoot: Gneiss outcrops, heather, peat hags and frequent lochans.
- What is Roineabhal [Roineval]'s prominence?
- 203m of prominence. That's the vertical drop from the summit to the col that links Roineabhal [Roineval] to the next higher ground. That drop is what qualifies it as a Marilyn — a hill with at least 150m of descent on every side.
- When is the best time to climb Roineabhal [Roineval]?
- March, April, May, June, July, August, September, October give the most reliable conditions on Roineabhal [Roineval]. Beyond that window the high ground turns wintry: carry full mountain kit, be confident navigating, and check the SAIS avalanche forecast for the area.
- Is Roineabhal [Roineval] dog-friendly?
- Yes, but dogs must be kept on a lead — there is livestock or ground-nesting bird interest on the route.
- Is there mobile signal on Roineabhal [Roineval]?
- Poor. EE absent; bring offline maps for this remote Harris hill.
- How do I get the ferry to Roineabhal [Roineval]?
- Uig (Skye) → Tarbert (Harris). 2 sailings daily (Apr–Oct) in summer; 1 sailing daily (Nov–Mar) in winter. Book at least 14 days ahead. Drive to Uig on Skye (Skye Bridge from Kyle of Lochalsh), then ferry to Harris. Alternative: Ullapool → Stornoway (Lewis, 2h45) and drive south.
- Is Roineabhal [Roineval] safe in winter?
- Low height and short distance make this a good winter half-day if visibility is decent. The moor is essentially featureless in cloud, so plan a compass bearing for the return.
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![Roineabhal [Roineval]](/_next/image?url=https%3A%2F%2Fs0.geograph.org.uk%2Fgeophotos%2F03%2F26%2F57%2F3265760_48b4a00a.jpg&w=1920&q=75&dpl=dpl_7ePACdZYQ7y2AH4ZpfRw32HGS6CX)