The Greek letters Eta and Iota from the 2020 season will be retired as well, which is significant since before this year, the WMO made it very clear that it would not ever retire Greek names.

The Atlantic hurricane season seems to be changing and so are some assumptions about it, with meteorologists dumping the Greek alphabet for busy seasons like last year. Skip to content NOWCAST ...

Some of the letters of the Greek alphabet like Zeta, Beta, Eta and Theta sound very similar and so do the letters Mu and Nu. This can lead to confusion. According to the World Meteorological ...

Also, in 2020 with Zeta, Eta and Theta, they sounded so similar it caused problems.The Greek alphabet had only been used twice in 2005 and nine times last year in a record-shattering hurricane season.