Group 1 - The cold wave has ended, and most regions in the country will experience a precipitation break for the next three days, allowing people to dry their clothes [1] - A strong snowfall is expected in western Xinjiang and southwestern Tibet from today until the 24th, with the peak snowfall occurring tomorrow [2] - The southern regions are experiencing rapid warming, with temperatures in some areas rising by over 10°C, while the northern regions are warming more slowly due to the influence of cold air [3] Group 2 - Two rounds of cold air will impact the country before the end of the month, with the first from the 25th to the 27th bringing light to moderate snow in northern regions [4] - The second round of cold air from the 29th to the 31st is expected to be stronger, potentially causing significant snowfall in central and eastern regions [4] - Residents in Xinjiang and Tibet should pay special attention to the upcoming heavy snowfall and ensure travel safety [6]