The saying of asking for leave on snowy days

Due to the bad road conditions in snowy days, I hope to take a day off to ensure my own safety and smooth traffic.

This sentence expresses the reason for asking for leave in snowy days. On snowy days, roads will become slippery, traffic jams or other safety hazards exist. In order to ensure personal safety and avoid being late or unable to reach the workplace due to traffic problems, it is reasonable to ask for leave.