The only SnowdEn, that I know of (Edward), is IIRC, self-isolating in Moscow! ;)
As for Yr Wyddfa, the message from the Visit Snowdonia website’s advice is “Don’t!”.
https://www.visitsnowdonia.info/
Saw this on a local FB group :)
As with all these places, if you are prepared to forego the...