Hello how may I help you? I need some information please Sure, what would you like to know? From the interwebs of course. What is your question? I would like to know what the biggest recorded cloud was of all time. Do you mean, tallest, widest, or heaviest cloud? Maybe widest. Did you mean Stratus, Cirrus, or Cumulus clouds? Cumulus please The widest Cumulus cloud was 10000 feet wide Great, thanks for the info!