申城今天仍受浮尘影响 上马比赛日空气质量良 明晚将现PM₂.₅短时轻度污染过程

Core Viewpoint - The Shanghai Environmental Monitoring Center has issued an air quality forecast indicating that PM10 levels will experience mild pollution on November 29 due to dust influences [1] Group 1: Air Quality Forecast - On November 29, the air quality in Shanghai is expected to be affected by PM10 mild pollution, primarily caused by a shift in wind direction from northwest to south-southeast, bringing back dust from the sea [1] - As of 16:00 yesterday, the PM10 hourly concentration in Shanghai remained above 200 micrograms per cubic meter, indicating a state of mild to moderate pollution [1] - The forecast predicts that the air quality will be mild to good during the day on November 29, with a return to good conditions by the night [1] Group 2: Upcoming Events and Weather Conditions - Despite the air quality concerns, the Shanghai Marathon scheduled for November 30 will proceed as planned, with expected weather conditions being cloudy and temperatures ranging from 10°C to 22°C [1] - The influence of dust is expected to end before the marathon, with air quality anticipated to be good on the day of the event [1] - There will be a short-term mild pollution event for PM2.5 from the night of November 30 to the morning of December 1 due to upstream pollution transport [1]