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黄河网讯受强冷空气影响,11月23日10时,黄河内蒙古河段出现首封,黄河进入2016—2017年度封河期。11月19日起,黄河内蒙古河段气温明显下降,22日包头站日平均气温达-12.5℃、最低气温达-16℃。受此影响,11月23日,三湖河口水文站断面以下4km处出现首封,封河长度累计约5km。首封日期较常年(1970—2010年均值为12月2日)偏早9d。11月23日下午,黄河防总常务副总指挥、黄河水利委员会主任岳中明到黄河防汛调度中心了解当前凌情,通
Affected by strong cold air, Yellow River reported that at 10 o’clock on the 23rd of November, the first seal appeared in the Yellow River Inner Mongolia, and the Yellow River entered the seal closure period of 2016-2017. November 19, the Yellow River in Inner Mongolia, the temperature dropped significantly, on the 22nd Baotou station average temperature of -12.5 ℃, the lowest temperature of -16 ℃. Affected by this, November 23, Sanhu Hekou Hydrological Station Section 4 km below the first seal appeared, the closure of the river a total length of about 5km. The first date was 9 days earlier than usual (average of 1970-2010, December 2). On the afternoon of November 23, the deputy general director of the Yellow River Defense Department and director of the Yellow River Conservancy Commission, Yue Zhongming, went to the flood control center of the Yellow River