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Unformatted text preview: more) • A supercell is an intense type of thunderstorm • Life cycle of thunderstorm: 1) cumulus stage (arrows going up), 2) mature stage (arrows going up and down) 3) dissipating stage (arrows going down and prevailing winds may form) • May has most tornados, and April has the strongest • Tornados have low pressure core • Most tornados are in the spring, 1000 per year • Life of a tornado- 1) Dust swirl, 2) organizing, 3) mature, 4) Shrinking, 5)Decaying • Lighting heats up air which causes thunder • Positive upward lighting is the most rare • 2/3 of all lightning is intercloud • Mesocyclone is a rotating updraft • Monsoon is a seasonal change in direction of the prevailing winds...
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- Spring '08
- upper level winds, 50 mph, Thunderstorm Life Cycle, intercloud Mesocyclone, Ridges- warm air