本周两场冷空气接连“上线”

Group 1 - The core viewpoint of the articles highlights the impact of Typhoon "Phoenix" on the weather conditions in Hangzhou, with a focus on the expected changes in weather patterns due to the typhoon and cold air influences [1][2] - Typhoon "Phoenix" has intensified to a super typhoon level, with maximum wind speeds reaching 16 levels (52 meters/second) and is expected to move towards the South China Sea after passing through Luzon Island [1] - The path of Typhoon "Phoenix" has shifted northeast, reducing its potential impact on Hangzhou, although uncertainties remain regarding its trajectory [2] Group 2 - The weather forecast indicates that Hangzhou will experience strong winds and rainfall due to the combined effects of cold air and the outer circulation of Typhoon "Phoenix," with the heaviest rain expected from Wednesday to Thursday [2] - Coastal areas are predicted to experience heavy to torrential rain, and the influence of the typhoon may last until Friday [2] - Following the typhoon's impact, another significant cold air mass is expected to affect Hangzhou from Sunday to the following Monday, primarily bringing strong winds and temperature drops [2]