（来源：南京晨报） 转自：南京晨报 据国家气候中心消息，截至2月23日，长江以南大部地区已进入春季，华南大部及云南南部等地入春时 间接近常年，江南大部、西南地区东部等地入春时间偏早5至20天。 虽然南方多地春意渐浓，但江苏目前尚未达到气象学入春标准。按照常年气候规律，苏南地区预计3月 中旬入春，南京等江淮地区预计3月下旬迎来气象学意义上的春天。 未来十天，江南、华南等地降水偏多，部分地区偏多2倍以上。今天江南一带降雨达到最强，贵州东南 部、广西东北部到浙江、江苏南部一带普遍有中到大雨，局地暴雨。 据南京市气象台2月26日16时发布的全市天气预报，南京今天阴有小雨并渐止转阴，东北风4级左右，最 低气温8℃到9℃，最高气温12℃到13℃； 2月28日多云转阴有小雨，偏东风4到5级阵风6级，最低气温6℃到7℃，最高气温15℃到16℃； 3月1日全市阴有小雨到中雨，东北风4到5级阵风6级，最低气温9℃到10℃，最高气温12℃到13℃。 据南京气象 随着暖湿气流减弱及冷空气南下，今天南方降水整体减弱并南压。2月28日至3月2日，黄河以南地区还 将出现一次大范围降水天气过程，江南、华南等地部分地区有中到大雨，局地暴雨或大 ...

Summary of Key Points Core Viewpoint - The article discusses the recent weather patterns in China, highlighting the impact of cold air and subsequent temperature fluctuations across various regions, with a focus on precipitation and temperature changes. Temperature Changes - Since October 15, a strong cold air mass has affected most of China, leading to temperatures dropping to levels typical of November or December, with some regions like Inner Mongolia, Hebei, Shanxi, and Hubei recording their lowest mid-October temperatures [1] - On October 22, temperatures are expected to gradually rise, but the increase will be minimal, with most areas remaining at or below normal levels for this time of year [1] - From October 25 to 26, temperatures in northern regions are projected to drop by 4 to 6 degrees Celsius, with localized drops reaching up to 8 degrees Celsius [2] Precipitation Patterns - The central and eastern regions are experiencing minimal precipitation, while areas like Hainan and Taiwan are affected by significant rainfall due to the combined influence of a typhoon and cold air [5] - From October 23 to 24, snow is expected in the Tibetan Plateau, with increased rainfall in the Sichuan Basin and Shaanxi [7] - On October 24, regions such as eastern Tibet, eastern and southern Qinghai, and northern areas of the Tibetan Plateau are forecasted to receive moderate to heavy snowfall, with localized heavy snow [9] Weather Warnings - Areas in Hainan and Taiwan are advised to prepare for potential secondary disasters due to strong rainfall [11] - Travelers in regions experiencing rain and snow are cautioned to be aware of traffic safety and slippery conditions [11]

Summary of Key Points Core Viewpoint - The weather forecast indicates that Hangzhou will experience rain and thunderstorms due to weak cold air and the edge of a subtropical high, with temperatures expected to drop below 31°C in the coming days. However, the National Day and Mid-Autumn Festival holiday period will see higher than average temperatures, suggesting a delayed arrival of autumn [1]. Weather Forecast - From September 29, temperatures in Hangzhou will decrease, with highs dropping below 31°C [1] - During the National Day and Mid-Autumn Festival holiday (October 1-8), the weather will be predominantly sunny with fewer rain events, and temperatures will be significantly above normal [1] - The early part of the holiday (October 1-5) will mainly be sunny with localized afternoon thunderstorms, while the latter part (October 6-7) will see a noticeable drop in temperature and precipitation due to a cold air mass moving south [1] Provincial Weather Overview - The overall weather in the province during the holiday will be mostly cloudy, with temperatures higher than usual for this time of year [1] - Certain areas are expected to experience high temperatures ranging from 35°C to 37°C between October 2-6 [1] - By October 7, a weak cold air mass will lead to a temperature decrease, with coastal areas and parts of northern Zhejiang experiencing strong winds [1]