Possible Google Update on 17 November 2020
https://www.semrush.comLooks like most of the SERP position tackers are noticing a big change today, in SEMRush I can see a 6.6/10 volatility score in the US and a 5.9/10 volatility score in AU(on 18th). Check out how some of the SERP Fluctuations tools reacted to it: Mozcast, Algoroo, Advanced Web Rankings. Keep an eye on your ranking folks, we will have a better idea about the impact in the next few days.