How do harmless puffy white clouds grow into towering, potentially dangerous cumulonimbus thunderstorms? On their surface, clouds appear to be an odd contradiction of nature — light enough to float on ...
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How thunderstorms form

BISMARCK, N.D. (KFYR) - Last week was Severe Weather Awareness week, which covered topics from severe thunderstorms to tornadoes to extreme heat and fire danger. One question that may remain is: How ...
When those thunderstorms formed that spawned the deadly tornadoes across the south earlier thsi week formed, some of them reached incredible heights over 50,000 feet tall -- thats' nearly 10 miles ...