Table 2.
List and definition of the 39 indicators.
| Category | Name | Definition |
|---|---|---|
| PR | snowfall-amount-winter | Sum of snow precipitation, from November of year N to following April (included) |
| precipitation-amount-winter: | Sum of total precipitation, from November of year N to following April (included) | |
| Tas | tas-11: | Mean temperature for November of year N |
| tas-12: | Mean temperature for December of year N | |
| tas-01: | Mean temperature for January of year N | |
| tas-02: | Mean temperature for February of year N | |
| tas-03: | Mean temperature for March of year N | |
| tas-04: | Mean temperature for April of year N | |
| tas-winter: | Mean temperature for November of year N to April of year N + 1 (included) | |
| SD | sd-days-05-NS | Number of days with at least 5 cm of natural snow on the ground, starting on August 1st of year N to July 31st of year N + 1 |
| sd-days-05-GS | Number of days with at least 5 cm of groomed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-05-MS | Number of days with at least 5 cm of managed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-30-NS | Number of days with at least 30 cm of natural snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-30-GS | Number of days with at least 30 cm of groomed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-30-MS | Number of days with at least 30 cm of managed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-50-NS | Number of days with at least 50 cm of natural snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-50-GS | Number of days with at least 50 cm of groomed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-50-MS | Number of days with at least 50 cm of managed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| sd-days-Xmas-NS | Number of days with at least 30 cm of natural snow on the ground, from December 22 of year N to January 4 (included) of year N + 1 | |
| sd-days-Xmas-GS | Number of days with at least 30 cm of groomed snow on the ground, from December 22 of year N to January 4 (included) of year N + 1 | |
| sd-days-Xmas-MS | Number of days with at least 30 cm of managed snow on the ground, from December 22 of year N to January 4 (included) of year N + 1 | |
| sd-days-PUR-NS | Number of days with at least 30 cm of natural snow on the ground, from December 4 of year N to December 10 of year N (included) | |
| sd-days-PUR-GS | Number of days with at least 30 cm of groomed snow on the ground, from December 4 of year N to December 10 of year N (included) | |
| sd-days-PUR-MS | Number of days with at least 30 cm of managed snow on the ground, from December 4 of year N to December 10 of year N (included) | |
| SWE | swe-days-100-NS | Number of days with an amount of at least 100 kg m−2 of natural snow on the ground, starting on August 1st of year N to July 31st of year N + 1 |
| swe-days-100-GS | Number of days with an amount of at least 100 kg m−2 of groomed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| swe-days-100-MS | Number of days with an amount of at least 100 kg m−2 of managed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| swe-days-120-NS | Number of days with an amount of at least 120 kg m−2 of natural snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| swe-days-120-GS | Number of days with an amount of at least 120 kg m−2 of groomed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| swe-days-120-MS | Number of days with an amount of at least 120 kg m−2 of managed snow on the ground, starting on August 1st of year N to July 31st of year N + 1 | |
| MM-PROD | mm-prod | Annual amount of machine made snow produced (in kg m−2), from August 1st of year N to July 31st of year N + 1 |
| WBT: | wbt-2-hrs | Early season potential snowmaking hours (for wet bulb temperature lower than −2°C), from November 1st, year N to December 31st, year N. |
| wbt-5-hrs | Early season potential snowmaking hours (for wet bulb temperature lower than −5°C), from November 1st, year N to December 31st, year N. | |
| BS-ES: | beginning-season-30-NS | Beginning of season, i.e. first date of the longest continuous period with at least 30 cm of natural snow on the ground (from August 1st of year N to July 31st of year N + 1) |
| end-season-30-NS | End of season, i.e. last date of the longest continuous period with at least 30 cm of natural snow on the ground (from August 1st of year N to July 31st of year N + 1) | |
| beginning-season-30-GS | Beginning of season, i.e. first date of the longest continuous period with at least 30 cm of groomed snow on the ground (from August 1st of year N to July 31st of year N + 1) | |
| end-season-30-GS | End of season, i.e. last date of the longest continuous period with at least 30 cm of groomed snow on the ground (from August 1st of year N to July 31st of year N + 1) | |
| beginning-season-30-MS | Beginning of season, i.e. first date of the longest continuous period with at least 30 cm of managed snow on the ground (from August 1st of year N to July 31st of year N + 1) | |
| end-season-30-MS | End of season, i.e. last date of the longest continuous period with at least 30 cm of managed snow on the ground (from August 1st of year N to July 31st of year N + 1) |