ClickBlue lettersPay attention to Huaihua
Released by the Hunan Provincial Meteorological Observatory at 6:27 on February 23, 2024Orange warning for low temperatures, rain, snow and ice: It is expected that from 8 o'clock on the 23rd to 8 o'clock on the 24th, there will be rain or snow in northern and central Hunan provinces, and the minimum temperature will be -2. Orange warning area: Western and central Changsha, northern Zhuzhou, Xiangtan, most of Xiangxi, Zhangjiajie, Changde, Yiyang, YueyangMost of Huaihua, the whole territory of Loudi, most of Shaoyang, the northeast of Hengyang, the central and northern parts of Chenzhou. Previously, at 16 o'clock on February 22, Hunan issued a yellow warning for low temperature rain, snow and ice. According to the early warning, by 20 o'clock on the 23rd, there will be rain or snow in all cities and prefectures in Hunan, and the minimum temperature will be 0. 
The freeze will continue. **The latest forecast from the Meteorological Observatory shows that it is expected to be affected by the southward movement of supplementary cold airFebruary 24-26, there will also be a large range of rain, snow and freezing weather in the southern regionThere is still freezing rain or ice particles in some parts of Hunan。When will this range of rain, snow and freezing weather end?
FrozenThe strongest cold wave in 50 years
Since the cold wave "came" to Hunan on the evening of February 18, many places in the province welcomed the first low temperature rain, snow and freezing weather in the first year of the dragon. "It's snowing again! Li Miao, a native of Changsha who studied in Yueyang, excitedly posted a circle of friends: I watched the first snow in Changsha in 2024, and the first snow in the first year of the dragon in Yueyang, this year must be a good year for Ruixue.
Monitoring shows that as of 8 o'clock on the 22nd, snow has appeared in 5 cities (prefectures) and 21 counties (cities and districts) in the province, with the largest being 7 cm at Yueyang Station; 11 cities (prefectures) and 39 counties (cities, districts) appearedWire ice accumulation, the maximum is 141 mm at Nanak Station.
How strong is this cold wave? According to data from the Hunan Provincial Meteorological Bureau, cold air began to affect our province on the evening of February 18, and a cold wave began to cool down from north to south in our province on the 20th. As of 20 o'clock on the 21st, the temperature in the province dropped by an average of 182. Taojiang County has the largest cooling range of 241℃，The maximum temperature in the province dropped by an average of 197℃, the minimum temperature in the province dropped by an average of 10.
According to the data, 121 counties (cities, districts) in the province have reached the standard of moderate intensity cold air and above, and 57 counties (cities, districts) such as Huarong, Yueyang and Linxiang have reached the standard of super cold wave. Compared with the same period in late February, the comprehensive intensity of this cold wave ranked third since the complete meteorological records began in 1961 (the first two appeared in 1966 and 1974, respectively).It is the strongest in nearly 50 years；It ranks 7th out of 541 regional cold air processes since 1961.
FrozenFreezing mode will last until the 26th
It's spring, when will the weather warm up? According to the ** Meteorological Observatory, on the 23rd, China's rain and snow weakened, and the snowfall area in the central and eastern regions shrank to the south, but the scope of freezing rain is still large, and there is freezing rain in eastern Guizhou, most of Hunan, eastern Hubei, southern Anhui and other places. On the 24th, there will be a large area of rain, snow and freezing weather in the south.
For Hunan, it will be cold for a few more days. Liu Hongwu, chief forecaster of the Hunan Provincial Meteorological Observatory, predicts that from the 22nd to the 26th, the low temperature rain and snow will be frozen in most parts of the province, and the maximum ice thickness of the power line will be 5 mm to 10 mm, 20 mm in central Hunan and the north of the local area, and more than 100 mm in high-altitude areasThe maximum snow depth in northern Hunan is 5 cm to 15 cm.
After February 26, the province will still be dominated by rainy weather. Liu Hongwu said that there will be cold air in the later period, so the temperature in most of Hunan will remain abnormally low in the next ten days, and it is necessary to pay attention to the adverse effects of rain and snow on Spring Festival transportation, transmission lines, energy supply, temporary buildings, etc.
Changsha is going to be cold until the end of the month. The Changsha Meteorological Observatory predicts that there will still be freezing rain in Changsha on the 23rd, and the temperature will be -2 to 0. Until the morning of the 25th, freezing rain continued in most areas of ChangshaMaximum ice thickness10 mm to 15 mm,It can reach 20 mm or more in mountainous areas, temperature -2 to 0, mountainous -6 to -3; From the 26th to the 29th, the rainy weather continued, and the temperature rose to above 0. If you want to meet the warmth of the sun, you may have to wait until March.
The recent temperature has remained low, and the feeling of wet and cold will run throughout the week, so everyone should pay attention to keeping warm. In addition, under the continuous influence of freezing rain, the roads are slippery and difficult to walk, and when you go out in this weather, you must bePay attention to anti-slip measures, don't walk too fast, it's best to wear non-slip shoes or travel shoes. Drivers slow down and keep a safe distance.
FrozenHighway Meteorological Risk Report
Hunan Provincial Meteorological Service Center.
The Command and Intelligence Center of the Traffic Police Corps of the Hunan Provincial Public Security Department jointly issued a special report on the meteorological risk of the expressway in the next three days, and the freezing rain will continue in most parts of the province in the next three days, including light to moderate snow in northern Hunan.
The specific weather and the affected road sections
Today day into night, the northern part of Xiangxi Prefecture, Zhangjiajie, the northern part of Changde, the northern part of Yiyang, and the northern part of Yueyang have cloudy days with light to moderate snow, and the southern part of Xiangxi PrefectureHuaihua, the south of Changde, the south of Yiyang, the south of Yueyang, Loudi, Shaoyang, Changsha, Xiangtan, Zhuzhou, Hengyang, the central and northern parts of Yongzhou, and the central and northern parts of ChenzhouCloudy with freezing rain and light rain on cloudy days in other areas；North wind 3 4; Minimum temperature -3 -1 ; The maximum temperature is -1 1.
Day to night on the 24th, the northern part of Xiangxi Prefecture, Zhangjiajie, and the northern part of Changde are cloudy with light snow, and the southern part of Xiangxi PrefectureHuaihua, southern Changde, Yiyang, Yueyang, Changsha, Xiangtan, Shaoyang, Loudi, northern Yongzhou, northern Hengyang, northern ZhuzhouCloudy with freezing rain and light rain on cloudy days in other areas；North wind 3 4; Minimum temperature -1 1 ; The maximum temperature is 0 2.
Day to night on the 25thThere is light snow in the northern part of Xiangxi Prefecture, Zhangjiajie and the northern part of Changde, and there is freezing rain in the north of central Hunan on cloudy days, and there is light rain on cloudy days in other areas; North wind 3 4; Minimum temperature -1 1 ; The maximum temperature is 2-4.
Comprehensive risk forecasting of highway traffic
In the next three days, the freezing rain in central and northern Hunan will continue, and the risk of road icing will be high, of which there will be light to moderate snow in northern Hunan on the 23rd, and there will be a risk of snow accumulation.
Comprehensive risk level map of Hunan Provincial Expressway from 23rd to 25th.
Road icing affects road sections
Highway network monitoring
Bad weather is still affecting Hunan Expressway, Yueyang, Zhuzhou, Changde and other places of many highway toll stations for all vehicle traffic control, many of which are forced to divert off the highway, please obey the on-site traffic police command, drive cautiously. Changsha, Yongzhou, Loudi jurisdiction of all highway toll station control lifted, all vehicles normal traffic.
As of 8:30 on February 23, all toll stations in the jurisdiction of Yueyang Expressway have temporary traffic control for passenger vehicles, hazardous chemical transport vehicles, and small passenger cars with seven seats or more, and vehicles can only enter and exit. A number of toll stations in Yueyang control all vehicle traffic, including Beijing-Hong Kong-Macao Expressway Jinji, Linxiang, Taolin, Yueyang toll stations, Hangrui Expressway Lengshuipu toll stations, Chenglingji Expressway Chenglingji, Xujiaqiao toll stations, Wushen Expressway Shangta City, Nanjiang, Meixian, Pingjiang, Anding toll stations, Pingdong Expressway Longmen, Changshou, Jiayi, Sanshi, Pingjiangnan, Wengjiang, Hukou, Miluodong, Miluo South, Xiangyin North, Helonghu, Xinquanxi Toll Station, all vehicles only enter and exit.
In terms of main roads, the Hangrui Expressway is forced to divert from the west to the east at the Lengshuipu toll station; The south-to-north direction of the Beijing-Hong Kong-Macao Expressway is controlled at the Jinwu Hub, and it cannot be transferred to the Hangrui Expressway; Beijing-Hong Kong-Macao Expressway south-to-north direction Longwan hub control, can not transfer to Xuguang Expressway; Beijing-Hong Kong-Macao Expressway south-to-north direction Wushi hub forcibly diverted to Pingyi Expressway; Beijing-Hong Kong-Macao Expressway south to north direction Yueyang toll station main road forced diversion off the expressway; The north-south two-way control of the newly opened hub of the Xuguang Expressway cannot be transferred to the Beijing-Hong Kong-Macao Expressway; Xuguang Expressway Liutang Hub South to North Forced Diversion to Pingyi Expressway; The Wushi hub of Pingyi Expressway cannot be transferred to the Beijing-Hong Kong-Macao Expressway to the north; Liutang hub to the north can not turn to Xuguang Expressway.
All vehicles in the following toll stations under the jurisdiction of Zhuzhou can only enter and exit: Baiguan, Yaojiaba, and Jingkai District toll stations of Lianzhu Expressway; Fenglin, Longxingao, Liling West, Sifen, Jiashu, Huangtuling, Jiubujiang, Youxian East, Huju Toll Station of Wushen Expressway; Liling East Toll Station of Shanghai-Kunming Expressway.
At the same time, all toll stations in the jurisdiction of more than 7 seats (excluding 7 seats) small and medium-sized passenger cars, "two passengers and one danger" vehicles, large transport vehicles to implement temporary traffic control, only in and out of the entry.
In addition, the Wushen Expressway is diverted north from the Huju toll station to the highway; To the south, divert from the Liling West Toll Station to get off the expressway; The Shanghai-Kunming Expressway is congested to the east due to the Jiangxi road section, and the expressway is induced from the Liling East Toll Station.
A number of toll stations in Yiyang jurisdiction control all vehicle traffic, including Huachang Expressway Nanxian West Toll Station, Datonghu Toll Station, Caowei Toll Station, Yuanjiang North Toll Station, and Yuanjiang South Toll Station; Hangrui Expressway Nanxian toll station; Pingdong Expressway Anhua Toll Station, Yangjiaotang Toll Station, Cold Market Toll Station, Longtang Toll Station, Jinjiadi Toll Station; Hubei Expressway Nanjin Toll Station, Anhua West Toll Station; Ningshao Expressway Henglong Toll Station; Changzhang Expressway Windward Bridge, Xingfu Canal Toll Station.
In addition, some toll stations control two passengers and one danger, passenger cars with more than seven seats (not included), and large transport vehicles, including Chaoyang Toll Station of Changzhang Expressway, Quanjiaohe Toll Station, and Xiangjiang West Toll Station; Pingdong Expressway Jinpenshan Toll Station, Taohuajiang Toll Station, Da Li Port Toll Station, Majitang East Toll Station; Huachang Expressway Gray Mountain Port Toll Station, Nijiangkou Toll Station, Deng Shiqiao Toll Station, Xinqiaohe Toll Station; Changchang North Line Expressway Sihu Toll Station; All toll stations of Erguang Expressway (Wutan, Majitang, Changtang, Xianxi, Meicheng, Qingtangpu).
Ningshao Expressway Henglong toll station to the south control of the main road, all vehicles from the Henglong toll station off the highway. Changde jurisdiction of the Erguang Expressway Lixian, Linli, Fuxing, Jinshi toll station control all vehicles, multiple toll stations control "two passengers and one danger" vehicles.
All 29 toll stations in the jurisdiction of the Xiangxi Expressway Traffic Police control more than 7 (excluding 7 seats) small and medium-sized passenger cars, hazardous chemical transport vehicles, and aquatic product transport vehicles. The ramp of Hailuo Hub Longji Expressway from north to south to Zhanghua West to east will be forcibly diverted, and it is forbidden to transfer to Zhanghua Expressway West to east, and continue to detour north to south; At the northbound southbound direction of the Pailou hub of Baomao Expressway, the ramp that turns west to east of Zhanghua Expressway is forcibly diverted, and it is forbidden to transfer to the west of Zhanghua Expressway to the east, and continue to detour from north to south.
Due to the icy road surface, the Chenzhou Expressway continues to restrict the traffic of passenger, dangerous transport and aquatic product transport vehicles, and the lifting time is to be determined. Xiarong Expressway 633-644 kilometers fog visibility is low and does not have traffic conditions, the section from the water dragon hub to the Litian toll station is controlled in both directions, and the Pinghe toll station is only in and out. The cancellation time is to be determined.
end** Changsha Evening News, Hunan Meteorological Observatory, Hunan Meteorological Service Center, Sanxiang *** Huasheng**.
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