The most common and most likely answer to this crossword clue is the 6 plus 6 letter word GENTLE BREEZE
I've seen this crossword clue in Financial Times
G
E
N
T
L
E
B
R
E
E
Z
E
More clues leading to the result GENTLE BREEZE
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.