There are still some problems.
e.g. Fumicino Airport is VFR
as clouds bellow 3000 ft are not covering half of the sky (SCT=3~4/8).
Also noted here https://community.windy.com/topic/7099/mvfr-or-vfr
@wrbrooks @anandbb We are working on this issue. We believe it is repaired now, but still investigating. You can check the current state here: https://community.windy.com/topic/8449/error-in-forecast-data-on-us-server