天气预报中对降雪等级的划分,是依据24小时内降雪融化成液态水后测量的结果。天气预报中,雪的等级共分6级。小雪、阵雪、零星小雪是指24小时内降雪融化成液态水后的量级为0.1～2.4毫米;小到中雪是指1.3～3.7毫米;中雪是指2.5～4.9毫米;中到大雪是指3.8～7.4毫米;大雪是指5.0～9.9毫米;大到 The classification of snowfall in the weather forecast is based on the measurement of snowmelt melting into liquid water within 24 hours. In the weather forecast, the snow level is divided into 6 levels. Snow, snow showers, sporadic snow refers to the amount of snow melt into liquid water within 24 hours of the order of 0.1 to 2.4 mm; small to medium snow refers to 1.3 to 3.7 mm; snow refers to 2.5 to 4.9 mm; medium to heavy snow Refers to 3.8 ~ 7.4 mm; heavy snow means 5.0 ~ 9.9 mm; large