Tornado in mature stage. Seymour, Texas, April 10, 1979. (Photographer: D. Burgess; via NOAA)
WeatherSpark: Interactive Weather Charts
(via @carlzimmer)
Cloud and ship. Ukraine, Crimea, Black sea, view from Ai-Petri mountain. (Photo and caption by Yevgen Timashov) (via toscanoirriverente)
Angry clouds.
