Which city in Hebei Province suddenly hails?

On the evening of September 7, there was a sudden hail in Jinzhou City, Shijiazhuang, Hebei Province.

Netizen reported: On the evening of September 7th, pigeon eggs-sized hail suddenly fell in Jinzhou, Shijiazhuang, Hebei Province, but the damage situation was not clear. This hail lasts about 5-6 minutes.

According to the staff of the local meteorological bureau, according to the observation, most of the hail that landed this time was "soft hail", and many hail melted as soon as it landed, which should not cause great damage. The specific details need further observation and statistics.

Extended data

Formation conditions of hail

1. There must be a fairly thick unstable layer in the atmosphere.

2. Cumulonimbus clouds must develop to a temperature that can freeze a single large water drop (generally, the temperature is-12 ~- 16℃).

There must be strong wind shear.

4. The vertical thickness of the cloud should not be less than 6 ~ 8km.

5. Cumulonimbus clouds are rich in water. Generally, it is 3 ~ 8 grams per cubic meter, and there is an accumulation area of liquid supercooled water above the maximum rising speed.

6. There should be inclined, strong and uneven updraft in the cloud, generally above10 ~ 20m/s. ..

Baidu Encyclopedia-Hail (Weather Phenomenon)

Hebei News Network-User reports: On the evening of September 7, there was a sudden hail in Jinzhou City, Shijiazhuang, Hebei Province.