I generally think of clouds a cool places. When flying, it's best to avoid clouds, if your aircraft is not equoiped with ant/de-icing methods. Ice on wings is dangerous, even deadly. :o Fortunately, all commercial aircraft are well equipped to handle most icing situations.
Apparently, some "clouds" have other dangers! They can be too <Data Center Cooling Outage Disrupts Azure Cloud in Japan (http://www.thewhir.com/web-hosting-news/data-center-cooling-outage-disrupts-azure-cloud-in-japan)> hot!!
[rolleyes2]
The "cloud" may be 'cool', but not always... (http://i1327.photobucket.com/albums/u666/xAirbusDriver/Groaner_zpsjqr46wqw.gif)