China Naming Network - Eight-character query< - 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℃.