Weather and Climate

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Across
  1. 4. small pellet of ice
  2. 6. part of Earth's surface with hot climate
  3. 8. mild or free from extremes
  4. 11. a wave of unusually hot weather
  5. 13. a severe tropical cyclone
  6. 14. a short local flood of great volume
  7. 15. a prediction about a future development
  8. 16. gradual transformation into arid land
  9. 18. atmospheric system where air circulates
  10. 20. a cooling wind from the sea
Down
  1. 1. wetness in the atmosphere
  2. 2. a storm with snowfall and strong winds
  3. 3. periods into which the year is divided
  4. 5. plant life in a region or period
  5. 7. weather in some location over time
  6. 9. rainy season in southern Asia
  7. 10. rain and snow combined
  8. 12. elevation above sea level
  9. 17. air pollution; mixture of smoke and fog
  10. 19. a shortage of rainfall