weather puzzle

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Across
  1. 3. cyclone large storm that forms over warm ocean water
  2. 6. thunderstorm a storm formed when warm and cold air meet
  3. 8. stroke the positive charged ion that meets the stepped leader
  4. 10. surge ocean water pushed onto short during a hurricane
  5. 11. a long period with little or no rain
  6. 12. leader the channel of partially charged air
  7. 14. index the heat loss from a human skin when it is cold
  8. 15. calm center of a hurricane
Down
  1. 1. wave long period of very hot weather
  2. 2. strong winds that rush downward from a storm
  3. 4. wave long period of very cold temperatures
  4. 5. a whirling column of air that touches the ground
  5. 7. powerful thunderstorm with a rotating updraft
  6. 9. thunderstorm storm that forms over a mountain due to rising air
  7. 13. wall area with the strongest winds and rain around a hurricane’s eye