Possible Clues:

• Cloud and rain, finally -- I'm taking public transport
• Popular retired doctor initially under such a cloud?
• Large gray cloud
• Rain-cloud – I'm black blocking sun to the west
• Large grey cloud
• Students keep a little storage in the cloud
• Cloud is back in under a minute
• Denim bush jackets a sign of bad weather?
• Coach follows game in which there's the potential for rain
• Cloud visible initially in Northern Ireland may bring us snow