3 Wizz Air A321's airspeed indicators fail on Monday and a Qantas B738 had the same problem on Tuesday


#1

What are the chances this would happen?

Here’s the first one: https://www.aeroinside.com/item/11092/wizz-a321-at-sofia-on-feb-26th-2018-unreliable-airspeed-indications

The second one: https://www.aeroinside.com/item/11091/wizz-a321-at-sofia-on-feb-26th-2018-unreliable-airspeed

And the third one: https://www.aeroinside.com/item/11093/wizz-a321-at-sofia-on-feb-26th-2018-rejected-takeoff-due-to-unreliable-airspeed

Anyone have any ideas on how this could happen?


#2

In all the METARs attached to the postings the temperature and dewpoint were very close, indicating high humidity and potential icing issues.


#3

They don’t call ‘em the Scarebus for nuttin’.


#4

Now just in, on Tuesday a Qantas B738 had the same problem.


#5

But probably not for the same reasons, no chance of icing at that height in Perth this time of year.