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2015年1月8-12日,受南支低槽和冷空气的共同影响,云南省保山市出现了大范围持续性有效降水,其中,8日部分乡镇出现了短时雷暴、冰雹等强对流天气,9日保山市南部地区普降大雨局部暴雨,东北部高海拔山区开始出现降雪,大部地区过程降温明显,平均气温降幅达到了5℃以上,12日降雨(雪)结束后,由于晴空辐射最低气温进一步下降,部分乡镇最低气温达到了-2~-1℃,导致隆阳、腾冲、龙陵和施甸4县区的部分乡镇相继出现了平流辐射霜冻,蚕豆、豌豆、大麦、小麦、石斛和香料烟等农作物受灾严重,给农业生产造成重大损失。
From January 8 to January 12, 2015, a large area of sustained and effective precipitation occurred in Baoshan City, Yunnan Province, due to the combination of the low channel of the South Branch and cold air. Among them, short-time thunderstorms and hail were observed in some townships on the 8th. On the 9th, a heavy rainstorm caused heavy rainfall in the southern part of Baoshan City. Snowfall began to occur in high altitude mountainous areas in the northeastern part of the country. In most areas, the temperature dropped significantly and the average temperature dropped by more than 5 ° C. After the rainstorm (snowfall) ended on the 9th, The minimum temperature of radiation dropped further, and the minimum temperature in some towns reached -2 ~ -1 ℃, leading to the emergence of radiation frost, fava beans, peas, barley, wheat in some towns and townships in Longyang, Tengchong, Longling and Shidian 4 counties , Dendrobium and spices tobacco and other crops suffered serious damage to agricultural production caused heavy losses.