49% chance of a view, in and out of it all day.
The summit sits about 231 m inside the layer.
Forecast for Friday 16 October, built 2026-10-16 16:22 UTC and rebuilt twice a day. A high number is close to reliable, a low one is barely better than a shrug: how reliable is this?
The hill
- Lists
- Hewitt, Nuttall, Marilyn
- Height
- 799 m (180 m of drop)
- Area
- The Carneddau
- County
- Conwy, Wales
- Grid ref
- SH716622
- OS Landranger
- 115
- Summit
- cairn
Sun
- Sunrise
- 06:44 ESE
- Sunset
- 17:18 WSW
- Daylight
- 10.57 hours
About Pen Llithrig y Wrach
Pen Llithrig y Wrach is a mountain peak in Snowdonia, North Wales. It is one of the four Marilyns that make up the Carneddau range. To the east is Creigiau Gleision, another Marilyn, while to the west are Pen yr Helgi Du and Carnedd Llewelyn. Craig Eigiau and Llyn Eigiau can be seen to the north, while Gallt yr Ogof, Glyder Fach and Tryfan can be viewed to the south.
Hour by hour, Friday 16 October
| Hour | View | Cloud base | Temp | Wind |
|---|---|---|---|---|
| 06:00 | 29% | 379 m | 4.1° | 23 WNW |
| 08:00 | 31% | 391 m | 3.7° | 23 WNW |
| 10:00 | 32% | 405 m | 4.2° | 21 WNW |
| 12:00 | 50% | 568 m | 4.1° | 21 WNW |
| 14:00 | 58% | 626 m | 4.2° | 20 NW |
| 16:00 | 39% | 547 m | 3.9° | 23 WNW |
| 18:00 | 42% | 513 m | 3.9° | 22 NW |
| 20:00 | 41% | 571 m | 4.5° | 17 NNW |
Nearby
Creigiau Gleision · Creigiau Gleision North Top · Pen yr Helgi Du · Carnedd Llewelyn · Foel Grach · Gallt yr Ogof
All Snowdonia hills for Friday 16 October · The week ahead · How to read this