The Royal Meteorological Society and The Royal Photographic Society have announced the finalists of the 2016 Weather Photographer of the Year competition. Drawn from more than 800 entries the judges are now asking the public to pick a winner. bbc 
Ben Cherry: Sprite Lightning.
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Mark Boardman: Hail shower over Jodrell Bank.
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Michal Krzysztofowicz: Sun halo over Halley.
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See NCAR/UCAR Image and Multimedia Gallery. site