Unless you're in space, a large scale electrical operator, or relying on HF radio there isn't much reason to be interested other than the lights for a G4 (what this is currently classed as).

my Telecaster sure was noisy this morning but I didn't think much of it

> while the site in question is "blaring klaxons!"

No, it isn't. It clearly says everything is under control but it would be good to keep an eye on it.

Blaring Klaxons! https://youtu.be/LX2KX0OaofI