| Abstract: | On November 11, 2015, the manchurian appeared in fog, fog visibility is only 100 meters,
the best time and last for a long time, in this paper, the high and low air circulation situation arising
from the fog, the characteristics of ground meteorological elements, air humidity, atmosphere knot, etc,
were analyzed, and show that atmospheric stratification stability, the appearance of low-level inversion
layer and the surface strong humidity is the main cause of the heavy fog weather, local grassland plan
before burning also provide adequate condensation nuclei for the heavy fog weather, it is also one of the
causes of the heavy fog weather. |
