Marie Read / Snow buntings (Plectrophenax nivalis) flock in flight during a snowstorm, New York, USA, January.

Niall Benvie / Snow squall falling on coastal mountains. Tortenberget across Ballesvika, Senja, Norway, February 2012.

Niall Benvie / Snow squall falling on coastal mountains. Tortenberget across Ballesvika, Senja, Norway, February 2012.

Niall Benvie / Snow squall falling on coastal mountains. Tortenberget across Ballesvika, Senja, Norway, February 2012.

Rick Tomlinson / Heavy rain at the 2008 Antigua Classic Yacht Regatta 2008, Race 3, April 20.

Bryan and Cherry Alexander / Snow squall in the sea off Svalbard, Norway.

Niall Benvie / Shoreline with approaching squall, Loch na Keal, Mull, Inner Hebrides, Scotland, UK, December 2007

Doug Perrine / Sun shining through heavy rain squall, Grand Turk, Turks and Caicos Is, Caribbean

Tui De Roy / Southern Royal Albatross (Diomedea epomophora) with wings outstretched, snow squall receding over Mt Lyall and northeast harbor, Campbell Island, New Zealand

Tui De Roy / Southern Royal Albatross (Diomedea epomophora) with snow squall receding over Mt Lyall and northeast harbor, Campbell Island, New Zealand

Tui De Roy / Southern Royal Albatross (Diomedea epomophora) courting in autumn snow squall, Col Ridge, Campbell Island, New Zealand

Peter Scoones / Rain squall and clouds over sunlit sea