The most common and most likely answer to this crossword clue is the 5 letter word GUSTS
G
U
S
T
S
More clues leading to the result GUSTS
Buddy explains!

The straight part
We know that "Blasts" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case blasts = gusts.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.
What does GUSTS mean?
GUSTS noun- A strong, abrupt rush of wind.
- (by extension) Any rush or outburst (of water, emotion, etc.).
- To blow in gusts.
- To taste.
- To have a relish for.