3 am to morning and evening
According to the Central Meteorological Station website news, 1 05 to 2 at 05 pm, North Central and South China, Shaanxi Guanzhong in some areas of mild to moderate haze; the above areas PM2. 5 concentrations of more than 115 micrograms per cubic meter, central Hebei, Beijing up to 150 micrograms per cubic meter above, there heavy pollution of the weather. 2 to 4 morning, the central and southern parts of northern China, Shaanxi Guanzhong part of the air pollution spread poor conditions, ranging from mild to moderate haze, local heavy haze. Central Meteorological Observatory on the morning of 2 issued haze yellow warning. 4 days, the haze weather in the above areas weakened. In addition, 3 and 4 morning to morning, Huanghuai, JAC, Jianghan and other places in some areas of fog, the local visibility of less than 200 meters thick fog. 2 08: 3 at 08:00, the middle and south of North China, Shaanxi Guanzhong moderate to moderate haze, central Hebei local heavy haze, the above areas of air pollution weather conditions for the 4 to 5, local areas up to 6 Level; other parts of the country air pollution weather conditions for the 1 to 2, no obvious haze weather. 3 days 08 to 4 at 08:00, the central and southern China, Shaanxi Guanzhong air pollution meteorological conditions for the 4 to 5, in some areas for the 6, with light to moderate haze, local heavy haze; Xinjiang Xinjiang Basin, northwest of Gansu, western Inner Mongolia and other places have local sand or dust weather; 3 morning to morning and night, Huanghuai, JAC, JAC some parts of the fog.