A beautiful collection of mesmerizing clouds. Take a look at these we’ve shared, but take in the whole lot from Guardian UK, well worth it!

From shelf clouds to supercell clouds, those white and fluffy things in the sky are not always, well, white and fluffy. Some, as you will see, are just downright weird and wacky. Many are a portent of bad things to come

(via Unusual clouds - in pictures | Science | guardian.co.uk)