積雪

1. Origins, structure, and basic meaning

• Structure: 積雪 is read as せきせつ and means “snow cover” and “accumulated snow”.
• Basic usage: It denotes measuring morning snow cover and checking accumulated snow on a roof.

2. Common pitfalls and similar expressions

• 積雪は十センチ / 屋根の積雪
  • Use 積雪は十センチ for depth and 屋根の積雪 for location. The focus is accumulated snow, not snow currently falling.