今天北京将有中到大雨，部分地区暴雨

Summary of Key Points Core Viewpoint - Beijing is experiencing significant rainfall from July 24 to 27, with expectations of heavy rain and potential secondary disasters such as flash floods and landslides due to the weather conditions [1]. Weather Forecast - Rainfall is expected to be moderate to heavy today, with a brief respite around noon, followed by increased rainfall in the evening [1]. - The Beijing Meteorological Station has upgraded the rain warning from blue to yellow, indicating severe weather conditions [1]. - Rainfall intensity is projected to exceed 30 mm per hour in most areas, with certain districts potentially experiencing over 50 mm per hour [1]. Impact on Public Safety - The heavy rainfall is likely to disrupt transportation and outdoor activities, necessitating public caution and preparation [2]. - Low-lying areas may experience flooding, and road conditions will be hazardous due to wet surfaces and reduced visibility [2]. - The risk of geological disasters such as mudslides and flash floods in mountainous regions is heightened due to the frequent rainfall [2].