> For the complete documentation index, see [llms.txt](https://docs.answr.space/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.answr.space/api-data-layers/natural-disasters/extreme-cold-probability.md).

# Extreme Cold Probability

The extreme cold probability refers to the hazard of [environmental](/api-data-layers/climate-analytics/universal-thermal-climate-index.md) conditions can cause to the human body. This layer refers to the probability of exceeding specific UTCI (University Thermal Climate Index) values.

|   Name   |       Threshold       |       Description       |
| :------: | :-------------------: | :---------------------: |
|  Extreme |      >-40 Celsius     |   Extreme cold stress   |
|   High   | >-27 and <-40 Celsius | Very strong cold stress |
| Moderate | >-13 and <-27 Celsius |    Strong cold stress   |
|    Low   |      >0 and <-13      |   Moderate cold stress  |