0 0 No puddles
1 1 Puddles joined, extensive cracking
2 2 Puddles melted through
3 3 Puddles cover 7 - 9 tenths of ice area
4 4 Puddles cover 4 - 6 tenths of ice area
5 5 Puddles cover 1 -3 tenths of ice area
6 6 Puddles cover less than 1 tenth of ice area
7 7 Puddles frozen
8 8 Ice without puddles
9 9 Not determined or unknown
15 15 Missing value
