71% chance of a view, in and out of it all day.
Cloud base sits about 123 m above the summit, so the top should stay under a ceiling rather than in it.
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?
Fri 16 Oct
71%
in and out of it all day
Sat 17 Oct
93%
clear of the cloud
Sun 18 Oct
94%
clear of the cloud
The hill
- Lists
- Hewitt, Nuttall, Marilyn
- Height
- 610 m (190 m of drop)
- Area
- The Carneddau
- County
- Conwy, Wales
- Grid ref
- SH729726
- OS Landranger
- 115
- Summit
- rock 3m SW of trig point
Sun
- Sunrise
- 06:44 ESE
- Sunset
- 17:17 WSW
- Daylight
- 10.56 hours
About Tal y Fan
Tal y Fan is an outlying peak of the Carneddau mountains in North Wales. It is one of the four Marilyns that make up the Carneddau, the others being Carnedd Llywelyn, Pen Llithrig y Wrach and Creigiau Gleision.
From Wikipedia, CC BY-SA 4.0
Hour by hour, Friday 16 October
| Hour | View | Cloud base | Temp | Wind |
|---|---|---|---|---|
| 06:00 | 52% | 445 m | 5.5° | 24 W |
| 08:00 | 57% | 523 m | 5.3° | 22 WNW |
| 10:00 | 58% | 537 m | 5.7° | 24 WNW |
| 12:00 | 70% | 733 m | 5.9° | 22 WNW |
| 14:00 | 76% | 869 m | 6.2° | 22 WNW |
| 16:00 | 65% | 639 m | 5.8° | 19 WNW |
| 18:00 | 58% | 648 m | 5.6° | 26 WNW |
| 20:00 | 65% | 735 m | 6.4° | 21 NNW |
Nearby
Drum · Llwytmor · Foel-fras · Garnedd Uchaf · Foel Grach · Drosgl
All Snowdonia hills for Friday 16 October · The week ahead · How to read this