河南：17日至23日将持续阴雨 需抓住有利时机抢收抢晒

Summary of Key Points Core Viewpoint - Continuous rainy weather in Henan Province from September 17 to 23, with two significant rainfall events expected, which may adversely affect autumn harvests [1][2] Group 1: Weather Forecast - Rainfall expected from the night of September 17 to 18, with most of the province experiencing showers and thunderstorms, and significant rainfall in the northern regions [1] - The maximum hourly rainfall could reach 10 to 30 millimeters, with localized areas experiencing up to 40 millimeters [1] - Cumulative rainfall during this period is forecasted to be 20 to 40 millimeters in most areas north of the Huai River, with some regions experiencing 50 to 80 millimeters, and individual locations in Sanmenxia and Luoyang potentially receiving 100 to 150 millimeters [1] Group 2: Impact on Agriculture - Average rainfall in Henan Province for September has reached 140.0 millimeters, which is double the amount compared to the same period in previous years, leading to saturated soil conditions [2] - The ongoing wet conditions increase the risk of pest and disease outbreaks, particularly affecting the late-stage normal grain filling of autumn crops in central and northern Henan [2] - There is a high risk of soil saturation in the central and southern regions, which may impact agricultural machinery operations for harvesting, necessitating timely harvesting and drying [2] Group 3: Disaster Preparedness - Areas with fragile geological conditions are advised to enhance monitoring and risk assessment for potential disasters due to heavy rainfall, including mountain floods, geological disasters, and urban flooding [2]