“立春”暖如春 周末变“大寒”

Core Viewpoint - The weather in Hangzhou is experiencing significant fluctuations, with a warm spell followed by a strong cold front expected to bring rain and snow, impacting local conditions and transportation. Group 1: Current Weather Conditions - On February 3, the maximum temperature in Hangzhou reached 12.4℃, indicating a warming trend [1] - February 4 marks the beginning of the spring season, with temperatures expected to rise to 18℃ due to a shift in wind direction [1] - By February 4-5, temperatures across the province will continue to rise, with some areas potentially exceeding 20℃ [1] Group 2: Upcoming Cold Front - A strong cold air mass is expected to move southward, leading to a significant drop in temperatures and the possibility of rain and snow from February 5-7 [2] - Rain is forecasted to begin on Thursday night, with snow expected in central and northern Zhejiang, particularly in high-altitude areas [2] - The cold air mass is anticipated to bring a temperature drop of 10-12℃, with the coldest temperatures occurring on the mornings of February 8 and 9 [3] Group 3: Impact of Weather Changes - The temperature in Hangzhou is projected to drop from around 18℃ on Thursday to single digits by Friday, with daytime highs of only 6-8℃ and lows between -1 to 2℃ [3] - The cold wave will affect a large portion of central and eastern China, potentially impacting transportation during the Spring Festival travel period [3] - Increased pollution levels are expected due to the cold air mass, which may lead to higher concentrations of local pollutants [3]