Hail
Analysis
DW-D
2016.09.01
Weather Charts
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Hwacheon-eup, Hwacheon-gun, Gangwon-do, for about 15 minutes from 2:00 p.m.
500 hPa
Low pressure with the cold core and high vorticity affects the temperature of Korean Peninsula, located right above there.
The temperature is about -10℃.
850hPa
Low pressure with cold core is developed above the Korean Peninsula.
The temperature gradient around Korean peninsula is very large, so the instability becomes high.
The temperature around Hwacheon is about 16~17℃, so th temperature difference between 500hPa and 850hPa is about 26~27℃.
Surface
Upper jetstream is blowing toward Korean Peninsula, and it is even below the lower jetstream area, we can figure out the effect of the cold air descending toward south is very strong.
Low pressure system is located above the Korean peninsula, and upper trough is located near Korean peninsula.