The first cold wave of the Year of the Dragon is here! The weather reverses and reverses!

Mondo Finance Updated on 2024-02-17

The Spring Festival holiday is coming to an end.

Many people made their way back.

The number of returning passengers is gradually increasing.

**Forecast by the Meteorological Observatory

February 17-22

Cold wave weather will affect our country

Estimate. Temperatures fluctuate dramatically in the central and eastern regions.

The local temperature can drop by more than 20

There is significant rain and snow in most parts of the country.

Blizzards, freezing rain, torrential rain.

and widespread thunder and lightning and localized severe convective weather.

It will be "launched" one after another

What is the weather like?

Let's take a lookThe first cold spell of the Year of the Dragon will bring about a sea change in warmth and coldness

From the 16th to the 18th, before the main impact of the cold wave, the temperature in most parts of the central and eastern regions rose significantly. Around the 19th, the daily maximum temperature in most parts of Jiangnan, South China, Guizhou, Yunnan and other places was 25 28Some areas in Jiangxi, Fujian and other places can reach about 30, close to or break through the historical extreme. In large cities, the maximum temperature in Nanchang on the 19th can reach 29 °CThe highest temperature in Fuzhou on the 20th was 31 °C, are expected to challenge the highest record in the local observation history in February. In addition, the highest temperature of 27 °C in Hangzhou and Changsha on the 19th will also be a rare warm heat in the same period.

From the 17th to the 22nd, affected by the cold wave weather, the temperature in most parts of China will drop by 6 12 from north to south, and the temperature in some areas will drop by 12 18Inner Mongolia, Northeast China, and Central China can reach more than 20 local temperatures. Around the 23rd, the minimum temperature 0 line will be pressed south to the south of Jiangsu and Anhui to the south of Hunan and the south of Guizhou. The cold wave will bring seasonal cooling to many places in the south, such as Nanchang, Hangzhou, Changsha around the 22nd around the maximum temperature will drop to only single digits, a few days of temperature fluctuations. From the 24th, the temperature in the central and eastern regions will rise from north to south.

Widespread rain and snow, freezing weather in some areas

There will be a noticeable impact on the return journey

Snow and freezing rain forecast:From the 18th to the 22nd, there will be snowfall or rain turning to snow in the eastern part of Northwest China, North China, Northeast China, Huanghuai, Jianghuai, Jianghan, northern and western Jiangnan, among which Shaanxi, Shanxi, southern Hebei, Henan, Hubei, Shandong, central and northern Jiangsu and Anhui, **southwest, southeastern Qinghai and other places have heavy to heavy snowfall, local heavy snowfall; From the 20th to the 22nd, freezing rain will occur in Henan, Hubei, Hunan, and Guizhou from north to south.

Rainfall forecast:From the 18th to the 22nd, there were moderate to heavy rains in Jianghan, Jianghuai, central and northern Jiangnan, and local heavy rains (cumulative precipitation of 50 80 mm, local 100 130 mm); Rainfall in most areas is accompanied by thunder and lightning and short-term heavy precipitation (maximum hourly rainfall of 30-40 mm), and strong convective weather such as hail or thunderstorms and strong winds are localized. At present, it is the peak of the return journey of the Spring Festival, and the large-scale rain and snow in the central and eastern regions, freezing and windy weather in some areas will once again have a significant impact on roads, railways, aviation, and water transportation.

* Zhang Fanghua, chief forecaster of the Meteorological Observatory, reminded that during the cold wave,The eastern part of Northeast and Northwest China, North China, Huangzhun and most areas of Jiangnan have high traffic meteorological risks, which are prone to snow and ice accumulation on roads, resulting in traffic congestion. The public is advised to pay close attention to the latest information released by the local meteorological department and transportation department, make travel arrangements in advance, prevent the adverse effects of slippery, icy and low visibility weather on traffic travel, and take measures to protect against cold and warmth.

Gansu weather forecast

Cooling: Affected by the strong cold air, on February 17 and 19, there was a cold wave weather process in our province, and the temperature in most parts of the province dropped by 6 8, of which the drop in the five cities of Hexi and some places in Longzhong could reach more than 10, and a cold wave occurred. After the cold air, on the 20th of 19, the minimum temperature in the five cities of Hexi and Gannan could drop to -19 -14, -12 -6 in Longzhong, and -11 -4 in the southeast of Longnan (except for the southern part of Longnan) (Figure 1).

Extremity analysis: The cold wave process showed the characteristics of large cooling amplitude and long duration. The temperature in most parts of the province will turn from high to low in the early stage. Compared with the same period in the past 10 years, the cooling range of the cold wave process is large and wide, and the temperature in the western part of Hexi and the southeast of Longxi is 2 3 lower, especially the western part of Hexi is 4 7 lower.

From the night of the 17th to the day of the 18th, there was light snow in some places in Jiuquan, Jiayuguan and Zhangye; There is light rain in some places in Longnan City. From the night of the 18th to the day of the 19th, there was light snow in some places in the five cities of Hexi and the three cities of Dingxi, Longnan and Tianshui; The rest of the province is cloudy and overcast, with light snow (rain) in some places. From the night of the 19th to the day of the 21st, there was light snow (rain) or sleet in Dingxi, Longnan, Tianshui, Pingliang, Qingyang and other cities, of which there was moderate snow in some places in Qingyang City; There is light snow in some places in Wuwei, Lanzhou, Linxia, Gannan and other cities and prefectures. From the night of the 21st to the day of the 22nd, there was light snow (rain) or sleet in some places in Gannan, Linxia, Dingxi, Longnan, Tianshui, Pingliang, Qingyang and other prefectures and cities.

Gale and dust: On the 17th, there were 5-6 northwest winds with gusts of 7-8 in Jiuquan and Jiayuguan cities, accompanied by sand and dust; On the 18th, there were 4-5 northwest winds in the five cities of Hexi and the three cities of **, Pingliang and Qingyang, and there was sand and dust in some places.

Friends returning from the holidays,Don't forget to put on a down jacket or a suitcase! Don't catch a cold when you start work**: China Weather Network, Ministry of Emergency Management, Gansu Provincial Meteorological Bureau, Beijing**Editor: Chongxin County Rong ** Center Xue Tingting Editor: Chongxin County Rong ** Center Zhu Shuangshuang Review: Chongxin County Rong ** Center Zhang Huping Dai Pengfei

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