This is the 1088th most frequent Japanese word.
粉
Powder.
In this sentence, "粉" (flour) specifies a powdery substance, namely wheat flour, used as an ingredient in breadmaking.
私は小麦粉を使ってパンを作ります。
I use flour to make bread.
Here, "粉" (powder) is utilized metaphorically to describe the light, fine quality of snow.
雪が粉のように舞っています。
The snow is fluttering down like powder.
In this instance, "粉" (powder) is combined with "雪" (snow) to form a compound word that describes a specific fine type of snow.