“五一”期间北方地区多冷空气活动 南方多地有雨

Summary of Key Points Group 1: Weather Forecast for May - The China Meteorological Administration predicts significant cold air activity in northern regions during the "May Day" holiday, with temperature drops of 4-8°C and localized drops exceeding 10°C [1] - Areas such as Inner Mongolia, Shaanxi, Gansu, and parts of Beijing-Tianjin-Hebei will experience dust storms and floating dust, while southern regions like Guangdong and Guangxi will face heavy rain and thunderstorms later in the holiday [1] - Throughout May, northeastern, Inner Mongolia, North China, Jiangsu, and Chongqing are expected to have above-average precipitation, with some areas like Liaoning and western Tibet seeing increases of 20-50% compared to historical averages [1] Group 2: Agricultural and Environmental Implications - The meteorological department emphasizes the need to monitor the adverse effects of drought on crop growth and the risk of forest and grassland fires due to the weather conditions in May [2] - With the onset of the rainy season in southern China, there will be an increase in heavy rainfall and severe convective weather, which could negatively impact agricultural production and transportation [2]