The impact of a new round of cold air officially begins today!
According to the latest forecast of the Central Meteorological Observatory, from November 19 to 22, a strong cold air will affect most parts of China from west to east. The cold air process has the characteristics of wide influence range, low minimum temperature, large land and offshore winds, and the minimum temperature 0 °C line will press south to the middle and lower reaches of the Yangtze River.
According to the analysis, the scope of influence of this cold air process is basically similar to the cold wave (November 4 to 9) before and after the winter, and 80% of China's land will be affected, and the cooling can be directly reached hainan island.
Let's take a look at the timeline of the impact of this cold air!
From the 19th to the 20th, cold air will take the lead in bringing wind cooling to Xinjiang, central and western Inner Mongolia, Qinghai, Gansu, Ningxia and other places.
From the 21st to the 22nd, it affected most of the central and eastern regions, and the impact on Zhejiang began around the evening of this Sunday.
Zhejiang Meteorological Observatory this afternoon issued a cold wave warning, it is expected that the cold wave will affect our province from the evening of the 21st, our province from north to south there is a sharp cooling, most of the daily average temperature process cooling range of 8 ~ 10 ° C, the morning of the 23-24 the province temperature is low, will usher in the second half of this year the temperature of a new low, most areas 0 ~ 2 ° C, there is frost, mountainous -1 ~ -4 °C, there is freezing. Liu Hanhua, chief forecaster of the Provincial Meteorological Observatory, said that the low temperature brought by this round of cold waves is colder than the previous round, and some parts of the province can meet the standard of winter.
"The cooling is not as big as the last time, but the minimum temperature from the 23rd to the 24th is lower than the last time." Like the last cold wave, the minimum temperature in Hangzhou on the morning of the 9th was 3.1 degrees, and after this cold wave, the minimum temperature in Hangzhou should most likely be below 2 degrees. ”
This round of cold waves, will it snow in our province? Liu Hanhua said: "There will be no snow in the plain area, but the high-altitude mountainous areas may drift a little sleet or snow in the second half of the night on the 21st. ”
Liu Hanhua said that it is expected that from the evening of the 21st to the 22nd, there will be 9-11 northerly gusts on the coastal sea surface and fisheries, the largest gusts in the inland plains areas of 6 to 8, and the rivers, lakes and mountains of 8 to 10. It is necessary to guard against the adverse impact of high winds on land and sea transportation, facility agriculture, and urban operations, and pay attention to the safety of surface operations such as fisheries.
This cold wave is fierce
The following aspects you need to pay special attention to
| important reminder |
■ From the evening of the 21st to the 22nd, the cold wave has a wide range of influence, and the cooling in our province is severe and the impact of high winds is more serious. Attention needs to be paid to preventing the adverse effects of high winds on land and sea transportation, facility agriculture, urban operations, water surface operations, etc.
■ To prevent the adverse effects of severe cooling and low temperatures on human health and epidemic prevention and control, facility agriculture also needs to do a good job in cold protection and warmth.
■ On the morning of the 20th and 21st, most areas of the province have low visibility, and it is necessary to pay attention to traffic safety.
Source: Voice of Zhejiang reporter Cai Jikang, China Weather Network, Zhejiang Weather copyright belongs to the original author, if there is infringement, please contact in time