Weather extremes

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Across
  1. 2. a storm with lots of snow and strong winds
  2. 3. a large wave after the earthquake
  3. 6. a violent storm with extremely strong winds
  4. 9. a heavy storm with thunder
  5. 12. a period of very hot weather
Down
  1. 1. a large amount of snow falling down from the mountain
  2. 4. bright flashes of light in the sky
  3. 5. a sudden movement of the ground
  4. 7. if water floods a place, it covers it
  5. 8. a period of time when there is no rain and crops die
  6. 10. if a volcano erupts, when lava comes out of the top
  7. 11. a very strong wind that quickly spins