weather

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Across
  1. 3. spread out
  2. 6. tropical cyclone
  3. 8. sudden spark
  4. 12. water in a stream overflows
  5. 13. small storm with lightning
  6. 15. water turns into clouds
  7. 17. sound of explosion
  8. 18. liquid changes to gas
  9. 19. fluffy clouds
Down
  1. 1. made up of tiny water droplets
  2. 2. cold air masses
  3. 4. evaporation through plants
  4. 5. form over oceans
  5. 7. form over land
  6. 9. amount of water vapor in air
  7. 10. warm air masses
  8. 11. safest place to be in a thunderstorm
  9. 14. cold warm stationary occluded
  10. 16. near the ground
  11. 19. wispy clouds