Home News Strong cold air “kills” until the average temperature drops by 8-10℃, there will be precipitation tomorrow, and the accumulated rainfall will be mainly moderate rain | Cold Air | Precipitation_Sina Technology_Sina.com

Strong cold air “kills” until the average temperature drops by 8-10℃, there will be precipitation tomorrow, and the accumulated rainfall will be mainly moderate rain | Cold Air | Precipitation_Sina Technology_Sina.com

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Original title: The strong cold air “kills” until the average temperature drops by 8-10℃. There will be precipitation tomorrow, and the accumulated rainfall is mainly moderate rain.

Reporter Xu Yanfei

Morning News The strong cold air is coming!

The city was sunny yesterday, sunny to cloudy, easterly winds were 3-4, and the temperature was between 12°C and 20°C. The body feels comfortable during the day, and it is slightly cooler in the morning and evening.

It should be noted that a large wave of strong cold air entered our country yesterday. The Shanghai Central Meteorological Observatory issued an important weather forecast yesterday: Affected by the strong cold air, there was an obvious gale cooling process in the city from the first half of the night on the 21st, accompanied by precipitation.

On the 21st to 23rd, the 48-hour average temperature dropped by 8℃-10℃. On the morning of the 23rd-24th, the lowest temperature was around 3℃ in the urban area and 0℃-2℃ in the suburbs. There was thin ice in some areas. There were strong winds in the northwest from the first half of the night on the 21st to the 22nd. The largest gusts on land were 6-7, 8-9 in the coastal areas along the Yangtze River and the Yangtze Estuary, and 9-10 in the Yangshan Port area and the coastal waters of East China.

The main precipitation period will appear from day to night on the 21st. The accumulated rainfall will be mainly moderate rain (15-25 mm). It will turn from cloudy to sunny around the morning of the 22nd, and the wind will be 4-5 and 6 gusts.

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What are the specific effects of cold air on Shanghai’s air quality? Affected by the transportation of particulate matter upstream, there will be a slight PM 2.5 pollution process from the evening of the 21st to the morning of the 22nd.

The meteorological department reminded that before and after the impact of the strong cold air, the temperature changes greatly, which may easily induce respiratory infections and cardiovascular and cerebrovascular diseases. Please add clothes in time to take precautions.


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