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