CCTV News:According to the website of the Central Meteorological Observatory, there were strong winds and cool weather in Xinjiang, Inner Mongolia and Northeast China during the day (October 15th). In the next three days, pay attention to secondary disasters that may be caused by local heavy rainfall in Hainan Island and other places; From the 17th, strong cold air will affect the central and eastern parts of China, paying attention to the impact of strong wind cooling and rain and snow weather on transportation, energy supply and facility agriculture.
First, the weather situation:Strong winds and cool weather occurred in Xinjiang, Inner Mongolia and Northeast China.
During the day, precipitation is scarce in most parts of the country, and there is light rain or sleet in northern Xinjiang. Affected by cold air, there are 6-8 grades in northern Xinjiang and eastern Inner Mongolia, Heilongjiang, Jilin and Liaoning, and local gusts of 9-10 grades; In some of the above areas, the temperature dropped by 6 ~ 10℃, and the local drop exceeded 12℃.
Second, the key weather forecast
1. There is strong precipitation in Hainan Island.
From the night of 15th to 18th, due to the tropical depression, there were moderate to heavy rains in the eastern and southern parts of Hainan Island and southwestern Guangdong, and there were heavy rains to heavy rains in the local area.
2. More cold air activities in the northern region
Affected by cold air, from the night of the 15th to the 16th, there will be 4~6 northerly winds in eastern Xinjiang and the eastern part of Northeast China, and the temperature will drop by 4 ~ 6℃. There are small to medium snow or sleet in parts of northern Xinjiang, eastern Tibet and western Qinghai, among which there is heavy snow in northern Xinjiang.
From the 17th, another strong cold air will affect most parts of central and eastern China. Affected by cold air, there will be a large-scale rain (snow) and cooling process in China.
Third, the specific forecast for the next three days
From 20: 00 on October 15 to 20: 00 on October 16,There are small to medium snow or sleet in parts of mountainous areas in northern and southern Xinjiang, northern and eastern Tibet, western and southern Qinghai, and western Sichuan Plateau, among which there is heavy snow in northern Xinjiang and other places; There are small to moderate rains in parts of northeastern Heilongjiang, southwestern Sichuan and western basin, northeastern and southern Yunnan, Hainan Island and Taiwan Province Island, among which there is heavy rain (25 ~ 45 mm) in eastern Hainan Island. There are 4 ~ 6 winds in northeast Heilongjiang, Liaodong Peninsula, Shandong Peninsula and central Tibet, and the winds in some parts of northern Tibet can reach more than 7 (see Figure 1).
Figure 1 National Precipitation Forecast Chart (from 20: 00 on October 15th to 20: 00 on October 16th)
From 20: 00 on October 16th to 20: 00 on October 17th,There is little to medium snow or sleet in the western mountainous areas of southern Xinjiang, northern and eastern Tibet and southern Qinghai; There are small to moderate rains in parts of Shaanxi, Shanxi, southern Gansu, Ningxia, Sichuan Basin, southeastern Tibet, Taiwan Province Island, southern Guangdong, Hainan Island, etc. Among them, there are heavy rains in the eastern part of Hainan Island and local heavy rains (100 ~ 120 mm). There are 4 ~ 6 winds in southwestern Guangdong and Hainan Island (see Figure 2).
Figure 2 National Precipitation Forecast Chart (from 20: 00 on October 16th to 20: 00 on October 17th)
From 20: 00 on October 17th to 20: 00 on October 18th,There is light snow or sleet in parts of western mountainous areas of southern Xinjiang, most of Tibet, southern Qinghai and northern Sichuan Plateau, with moderate to heavy snow in the local area; There are small to moderate rains in parts of Liaoning, Jilin, southern Gansu, Shaanxi, Ningxia, most of North China, northern Henan, western Shandong, northern and eastern Sichuan, southern Yunnan, southeastern Tibet, Guangdong, eastern Guangxi and Hainan Island, among which there is heavy rain or heavy rain (50 ~ 70 mm) in the northeast of Hainan Island..There are 4 ~ 6 winds in parts of central and eastern Inner Mongolia, northern Hebei, eastern Northwest China and southwestern Guangdong (see Figure 3).
Figure 3 National Precipitation Forecast Chart (from 20: 00 on October 17th to 20: 00 on October 18th)