### Clue: Atmosphere on beach's good? People initially show affectation! (4,3,6)
### Answer: AIRS AND GRACES 
 ### Explanation: Definition: affectation
 AIR(the atmosphere) **plus**(on, in a down clue) SAND(a sandy area, say, a beach) + G(abbrev. for "good") + RACE(a group of people with common ancestry) + **the 1st letter of**(initially) "show".