The Shaanxi Provincial Meteorological Observatory issued a cold wave blue warning at 18:00 on February 17, 2024: Affected by the strong cold air, it is expected that from the 18th to the 20th, cooling and blowing weather will occur in our province from north to south. Starting on

The Shaanxi Provincial Meteorological Observatory issued a cold wave blue warning at 18:00 on February 17, 2024: Affected by the strong cold air, it is expected that from the 18th to the 20th, cooling and blowing weather will occur in our province from north to south. Starting from the night of the 19th, Rain and snow will occur in most of the province. During the cooling process, the temperature dropped by 10-12°C in most of northern Shaanxi, most of Guanzhong, and eastern southern Shaanxi, and could reach more than 12°C in some places. The temperature in western southern Shaanxi dropped by about 8°C. The main cooling period is on the 18th in northern Shaanxi, and on the 20th in Guanzhong and southern Shaanxi. The lowest temperature occurred in northern Shaanxi on the 19th, and in Guanzhong and southern Shaanxi on the 21st. The details are as follows: Northern Shaanxi -15~-9℃, Guanzhong -8~-5℃, Shangluo -5~-1℃, Hanzhong and Ankang - 1~1℃. During the day on the 18th, there were northerly winds of magnitude 5-6 in northern Shaanxi, Guanzhong, and Shangluo, with gusts above magnitude 7, accompanied by blowing sand or dust in some places in northern Shaanxi and northern Guanzhong. On the 20th, there were easterly winds of magnitude 4-5 in northern Shaanxi and Guanzhong, easterly winds of magnitude 3-4 in southern Shaanxi, and gusts of magnitude 6-7. It is expected that from 08:00 on the 18th to 08:00 on the 19th, the temperature in northern Shaanxi will drop by 10-12℃, and the temperature in southern Shaanxi and northern Guanzhong will drop by 8-10℃ locally. During the process, the temperature will drop significantly, the wind will be strong, and there will be sand or dust. The government and relevant departments are requested to make preparations for cold wave, wind, and dust prevention in accordance with their responsibilities, and take measures to prevent adverse effects on agriculture, animal husbandry, and energy supply. Influence. (Source of early warning information: National Early Warning Information Release Center)

Legend Standard Defense Guide

Within 48 hours, the minimum temperature will drop by more than 8℃, the minimum temperature is less than or equal to 4℃, and the average wind force on land can reach level 5 or above; or it has dropped by more than 8℃. The minimum temperature is less than or equal to 4℃, and the average wind speed reaches level 5 or above, and may continue. 1. The government and relevant departments should make preparations for cold waves in accordance with their duties; 2. Pay attention to adding clothes to keep warm; 3. Take certain protective measures for tropical crops and aquatic products; 4. Make preparations for wind protection.