Seas the day!

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Across
  1. 3. Yeti
  2. 7. Cookout
  3. 8. Keep jumping!
  4. 9. 50 cents a glass (hint: think of a duck)
  5. 12. Fuzzy fruit (not a kiwi)
  6. 14. A feat of beach architecture
  7. 15. Lucky bug
  8. 17. Never go anywhere without this in summer
  9. 18. Lots of sand
Down
  1. 1. Bomb Pops, etc.
  2. 2. Silence
  3. 4. Yucky bug
  4. 5. Independence!
  5. 6. Muggy
  6. 10. Make a wish
  7. 11. Swaggy eyewear
  8. 13. Plastic disk you throw at people
  9. 14. UV
  10. 16. Food in a jar that sits alone at parties