Clouds - General weather - Atmospheric optics

Each time a short description [subject (Location, date)] is given.

I'm just learning the different types of clouds, so if I've made a mistake in naming a type somewhere, please let me know.

Stratocumulus (Ghent, 2004)	Red sunset, preceding a thunderstorm (Stratocumulus) (Provence, 2003)	Cirrocumulus stratiformis (Uxbridge, UK, 140704)
High cirrocumulus with low stratus at sunset (Uxbridge, UK, 14072004)	Altocumulus stratiformis (London, UK, 15072004)	Cumulus (Wicken Fen, UK, 17072004)
Nicely coloured cumulus (Burwell, UK, 170704)	Altocumulus at Sunset (Uxbridge, UK, 190704)	Altocumulus Undulatus (Uxbridge, UK, 190704)
Cirrocumulus (Uxbridge, UK, 160704)

Minutes before sunrise (Provence, 2003)	Start of summer, big storm! (Ghent, 230604)	Lightning (Uxbridge, UK, 04082004)
Lightning (Uxbridge, UK, 04082004)

Sundog (Ghent, 2004)	Sundog (Schepdaal, 070604)	Sundog above Buckingham Palace (London, UK, 150704)
Sundog (left) (London, UK, 150704)	Circumzenital arch over Victoria Monument (London, UK, 150704)	Sunrays through clouds (Wicken Fen, UK, 170704)
Part of Parhelic circle (Uxbridge, UK, 190704)	Sunrays and cloud (Uxbridge, UK, 060804)

Ghent, 04062005 [18 sec AVI, 2.5 MB, DivX Codec]