Across
- 6. An instrument that measures wind speed
- 7. High clouds
- 8. Issued when severe weather has already developed
- 11. Historical record of weather events
- 13. The standard scale used to measure temperature
- 15. The process of gas changing to liquid
- 16. The process of a liquid changing to a vapor or gas
- 17. An electrical discharge from a thunderstorm
- 18. The sound wave produced as lightning heats the air
- 19. A cloud in the shape of individual detached domes
- 20. The study of the atmosphere
- 21. The amount of water vapor in the atmosphere
- 22. When the temperature is expected to be 32 or below
- 23. The formation of thin ice crystals on the ground
- 25. Flat low level clouds
- 27. The mass of air surrounding the earth
Down
- 1. Precipitation of small balls of ice
- 2. An instrument for measuring atmospheric pressure
- 3. An instrument used to measure humidity
- 4. Precipitation of liquid water particles
- 5. A measure of warmth or coldness
- 9. The attraction of two masses to one another
- 10. The transfer of heat between bodies in contact
- 12. Area in which severe weather might occur
- 13. Water droplets suspended in air causing reduced visibility
- 14. The absence of motion in the air
- 24. A violent rotating column of air
- 26. Moisture that has condensed on objects near the ground