The forecast map is completely black.
On the morning of January 30, an almost "completely black" precipitation forecast map of Zhengzhou City was swiped on the screen. The topic is the first time I saw such an outrageous weather forecast map, and then rushed to the hot search.
Source: Internet).
The forecast time range is from 8 a.m. on January 31 to 8 a.m. on February 5, and it forecasts the possible snowfall in various districts and counties of Zhengzhou in the next five days.
Zhengzhou snowfall forecast map is all black" entry caused heated discussions among netizens, why "all black", @中国天气 explained: Henan is one of the core affected areas in the rain and snow process in the central and eastern regions, with a long duration of rain and snow and a large cumulative precipitation! As a result, the precipitation forecast map in Zhengzhou is completely black.
Extreme
On January 28, ** Meteorological Observatory (ID: Weathernews NMC) WeChat released a forecast that from January 31st to February 5th, there will be a wide range of continuous rain, snow and freezing weather in the central and eastern parts of China, and 10 provinces will have blizzards or heavy snowfalls.
On January 30, the *** once again issued a reminder that the large-scale continuous rain, snow and freezing weather in the central and eastern parts of the country has a wide range of impacts, a large amount of accumulated rain and snow, a long duration, and a large area of freezing rain, which is generally the strongest in winter since 2009 and is extreme.
Source: **Meteorological Observatory WeChat***
Characteristics of the process - accumulated rain and snow, large snow accumulation, thick snow.
The snowfall in Shaanxi, central and southern Shanxi, southern Hebei, Henan, Shandong, Hubei, northern and eastern Chongqing, eastern Liaoning, and eastern Jilin can reach 10 25 mm, and locally exceed 30 mm; The new snow cover in northern and eastern Chongqing, northwest Hubei, southern Henan, central and northern Shandong, and eastern Liaoning can reach 10 20 cm, and can exceed 25 cm locally.
The freezing rain covers a wide range of provinces and many provinces.
From the 1st to the 4th, there was freezing rain in southern Shandong, southern Henan, central and western Hubei, northern Anhui, northern Jiangsu, northwest Hunan, eastern Guizhou and other places, with a total area of 430,000 square kilometers, the largest affected area and the largest number of provinces since 2009.
The phase transition of rain and snow is complex.
After the process began, there was sleet or rain turning to snow in southern Shaanxi, southern Shanxi, Henan, southern Shandong, central and northern Jiangsu, central and northern Anhui, Hubei, northern Hunan and other places, and in the afternoon of January 31, Shaanxi and Shanxi turned to snow; On the night of the 31st, snow turned in the northern part of Henan and the southern part of Shandong; On the afternoon of February 1, snow turned in most of the above-mentioned areas.
The process lasts for a long time.
The rain and snow process lasted for 6 days, and the rain and snow lasted for 4 5 days in Shaanxi, Shanxi, Shandong, Henan, Jiangsu, Anhui and other places, and the rainy weather in some parts of the middle and lower reaches of the Yangtze River could reach 6 days, and the process duration was also the longest since 2009.
Many places broke the extreme value of the same period.
The cumulative precipitation in parts of southern Shaanxi, southern Shanxi, southern Hebei, Henan, Shandong, Jiangsu, Anhui, Hubei, northern Chongqing, northern Jiangxi, and northern Hunan will approach or exceed the extreme value of the same period in history.
Experts remind meteorological experts to remind that this process coincides with the peak period of the Spring Festival homecoming, rain, snow and freezing weather have a heavy impact on railways, highways and aviation, rain and snow weather road snow, ice and low visibility can easily lead to traffic congestion or accidents on the highway, it is recommended that the public pay close attention to the origin, destination and along the way weather forecast warning and traffic department issued road condition information, to ensure safe and smooth travel!
Source: **Meteorological Observatory WeChat***
How to prevent — personal travel.
In freezing and rainy weather, the temperature is low, pay attention to cold protection and keep warm, especially the elderly, children and people with weak constitution should try to go out as much as possible.
Due to the icy and slippery road surface, take anti-skid measures when going out, and pay attention to stay away from or avoid motor vehicles and electric vehicles.
Transportation. Drivers should drive cautiously, do not overtake, accelerate, make sharp turns or emergency braking, and install tire snow chains in time;
Bridges, ventilation intersections, slopes and other dangerous road sections that are easy to freeze and slip should be fully prepared with anti-skid sand, industrial salt and other rescue materials; Actively carry out the work of salt and de-icing on roads.
Comprehensive**: Meteorological Observatory WeChat, China Economic Net, WeChat, China Weather Network, etc.).
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