Traditional Culture Encyclopedia - Weather forecast - Classification standard of low temperature rain, snow and freezing disasters

Classification standard of low temperature rain, snow and freezing disasters

The scoring criteria are as follows:

1, extra large (Grade I): refers to the situation of heavy snowstorm or the lowest temperature below -6℃.

2. Major (Grade II): refers to heavy snow or temperature below -4℃.

3. Larger (Grade III): refers to medium snow with the lowest temperature below 0℃.

4. General (Grade IV): refers to light snow, with a minimum temperature of 0℃.