ACROSS
4. The flashes of light that are produced in the sky during a storm
→ lightning
5. A small, soft piece of frozen water that falls from the sky as snow
→ snowflake
6. A long period of time during which there is very little or no rain
→ drought
7. A severe snowstorm that goes on for a long time
→ blizzard
8. An extremely large, powerful, and destructive storm with very strong winds that occurs especially in the western part of the Atlantic Ocean
→ hurricane

DOWN
1. Covered with clouds, covered with clouds
→ overcast
2. A stream of liquid in the form of very small drops, a fine spray
→ mist
3. A storm with a large amount of falling snow
 → snowstorm
7. A gentle wind
→ breeze