The biggest thunderstorm of the year is coming!Spread to 12 provinces in Henan/Shaanxi to break records

In the past three days (24-27 days), a new round of large-scale heavy rainfall will sweep across 12 provinces including Henan, Anhui, and Zhejiang to the south of the Yellow River. With the largest range of strong convective weather this year, some areas will experience 8 to Level 9 thunderstorms, strong winds, and hail.

Yesterday, the rainfall in the south increased significantly, and there were heavy to heavy rains in southern Shaanxi, southern Henan, northeastern Sichuan, Chongqing, eastern and southern Guizhou, Hubei, northern Hunan, southern Anhui, northern Jiangxi, and northeastern Guangxi. Heavy rains (100-160 mm) in parts of northern Chongqing, southeastern Hubei, Xiangyang, Jiujiang, Jiangxi, and Guilin, Guangxi, among which local rainfall in Nanyang, Henan and Jingmen, Hubei reached 170-203 mm;

Thunderstorms and strong winds of magnitude 8 to 10 occurred in parts of southern Chongqing, central and northern Guizhou, southern Hubei, central and southern Hunan, western Jiangxi, and eastern Fujian; local hail occurred in central Guizhou, central Fujian and other places.

According to Li Liang, a meteorological analyst at China Weather Network, the heavy rainfall covered a wide area during this rainfall process, involving 12 provinces, autonomous regions and municipalities. The strongest period of rainfall was from the night of the 24th to the daytime of the 25th.

Among them, on the night of the 24th, the rains in Henan, Anhui, Jiangsu, Hubei and other places were fast and violent. During the day on the 25th, the areas of heavy rainfall were pressed southward, mainly in Jiangsu, Zhejiang, Jiangxi, Hunan, Fujian and Guangxi. The accumulated rainfall in a small number of places can be as large as torrential rain.

Notably,Due to the strong intensity of the southwest vortex and the low-level warm and humid air flow, coupled with the special topography of western Henan and southern Shaanxi, the rainfall is extremely extreme and may break the historical rainfall record for the same period in late April.

At 10:00 on April 25, the Central Meteorological Observatory continued to issue a blue rainstorm warning:

It is expected that from 14:00 on April 25 to 14:00 on April 26, eastern and southern Jiangsu, Shanghai, southern Anhui, central and western Zhejiang, Jiangxi, northwestern Fujian, eastern and southern Hunan, southeastern Guizhou, northern Guangxi, northern Guangdong and other places There are heavy to heavy rains, among which there are heavy rains (100-120 mm) locally in central and northeastern Jiangxi and southeastern Hunan.

Some of the above-mentioned areas are accompanied by short-term heavy precipitation (the maximum hourly rainfall is 30-50 mm, and the local area can exceed 60 mm), and there are local strong convective weather such as thunderstorms, strong winds or hail.

Simultaneously,The Central Meteorological Observatory issued a yellow warning for severe convective weather:

It is estimated that from 14:00 on April 25th to 14:00 on the 26th, southeastern Inner Mongolia, southwestern Heilongjiang, central and western Jilin, western Liaoning, northeastern Hebei, southeastern Anhui, central and southern Jiangsu, Shanghai, eastern Hunan, central and northern Jiangxi, Zhejiang There will be thunderstorms or hail weather of magnitude 8-10 in parts of the central and northern parts of Guizhou and southeastern Guizhou, and the local wind force can reach above magnitude 12;

In addition, there will be short-term heavy rainfall in parts of eastern and southern Anhui, Jiangsu, Shanghai, Hunan, Jiangxi, Zhejiang, northwestern Fujian, southeastern Guizhou, northern Guangxi, and northern Guangdong, with an hourly rainfall of 30-50 mm. The local area can reach more than 60 mm.

It is expected that the main impact period of strong convection will be from afternoon to night.

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