weather terms

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Across
  1. 5. to sunset
  2. 6. visible energy discharges
  3. 9. the weather is 7 degrees Celsius lower than usual in winter.
  4. 11. vane/shows the direction of the wind.
  5. 13. the speed of the wind.
  6. 14. point/when the temperature is below 32F
Down
  1. 1. the sky is at least 60% covered in clouds.
  2. 2. rain/Cloud or rain droplets containing pollutants.
  3. 3. atmospheric pressure.
  4. 4. amount of water vapor in the atmosphere.
  5. 7. to sunset.
  6. 8. 0 is freezing point and 100 is boiling point.
  7. 10. from rain.
  8. 12. boundary between two different air masses.