Dust from the north went south to Shanghai, and the air became worse tonight?

The northern part of China has suffered the biggest sandstorm this year.

Meteorological monitoring showed that the sandstorm weather covered Gansu, Inner Mongolia, Shanxi, Hebei and other 10 Yu Sheng (cities, districts), among which sandstorms occurred in parts of Inner Mongolia and western Heilongjiang, with strong local sandstorms, and the peak concentration of PM 10 exceeded 2000 μ g/m3.

Influence of dust transmission

From the night of 5th to the morning of 6th, the dust will obviously affect Shanghai. The results of consultation between meteorological and environmental protection departments show that the air quality in Shanghai during this period is mainly moderate pollution, which can reach severe pollution in a short time, and the primary pollutant is PM 10. The dust impact will basically end on the 7th.

The Shanghai Central Meteorological Observatory released it at 5 o'clock today (May 5)

It's cloudy with sporadic light rain in the north. Cloudy to cloudy this afternoon, cloudy to sunny tomorrow, and there will be floating dust from tonight to tomorrow morning. The northwest wind is 4-5, the gust in the Yangtze River estuary is 6, and it will turn to the northeast wind 3-4 tomorrow. The highest temperature today is 23 degrees, and the lowest temperature tomorrow is 17 degrees. The relative humidity today is 65%-90%. Fire risk rating Meteorological index: Grade 4, flammable.