Core Insights - The "Three Summer" period in Henan has begun, with significant weather changes expected to impact agricultural activities [1] - Increased rainfall is anticipated during this period, with varying amounts across different regions, raising the risk of drought and flooding [2] - A detailed harvesting and planting schedule has been established for wheat, corn, and peanuts, with specific dates for each region [3][4] - Farmers are advised to manage their fields carefully and prepare for potential adverse weather conditions to ensure successful harvests [5] Weather Conditions - Rainfall is expected to be above average, with 80-100mm in the northern Yellow River region, 85-200mm in the Huanghuai area, and 200-250mm in the southern Huai River region [2] - Average temperatures are projected to be 1°C to 2°C higher than normal, with specific regions experiencing temperatures between 22.5°C to 41°C [2] - The combination of high temperatures and rainfall increases the risk of rapid drought and flooding transitions [2] Harvesting and Planting Schedule - Wheat harvesting is set to occur from May 21 to June 10, with most areas starting 3 to 5 days earlier than usual [3] - Corn planting is scheduled from May 25 to June 15, with staggered planting dates across different regions [3] - Peanut planting is planned from May 21 to June 13, with specific start and end dates for various areas [3][4] Agricultural Management Recommendations - Farmers are encouraged to monitor weather forecasts closely and utilize dry periods for harvesting and drying crops [5] - It is essential to maintain drainage systems and prepare for timely planting of autumn crops to mitigate risks from uneven rainfall [5] - The agricultural sector is urged to adapt to the changing weather conditions to ensure optimal crop yields during the "Three Summer" period [5]

Group 1 - The core viewpoint of the articles highlights the upcoming heavy rainfall in Guangxi during the May 1st holiday return peak, with significant weather changes expected from May 7 to 9 [1][2] - Rainfall is anticipated to be particularly strong in northern and eastern Guangxi, with forecasts indicating moderate to heavy rain, and localized areas experiencing severe storms including hail and strong winds [1] - Meteorological experts emphasize the uneven distribution of rainfall, warning of potential flooding in areas with excessive rain while others may face drought conditions, thus urging a dual approach to flood prevention and drought management [2] Group 2 - The forecast indicates that from May 4 to 5, northern Guangxi will experience intensified rainfall, with some regions facing heavy rain and possible severe weather events [1] - On May 7, a new round of rainfall is expected to begin in northeastern Guangxi, with the rain spreading to northern and southern regions by May 9, accompanied by strong convective weather [1] - The articles stress the importance of public safety and travel planning during this period of adverse weather conditions [1]

Group 1 - The southern regions of China are experiencing significant rainfall, with some areas recording unprecedented rainfall levels, which may lead to both drought relief and potential flooding risks [1][3] - In Guangxi, severe drought conditions have been reported, with rainfall in March being less than half of the normal levels, and April's rainfall dropping to less than 20% of the usual amount [2] - Recent heavy rainfall has alleviated drought conditions in parts of Anhui and Jiangxi, but caution is advised due to the risk of rapid transitions from drought to flooding and secondary disasters [3] Group 2 - The forecast indicates that rainfall in southern China will initially decrease before intensifying again, with significant rainfall expected in Jiangnan and Huannan regions [1] - The first instance of flood exceeding warning levels occurred in Guangxi due to heavy rainfall, marking a critical point in the region's weather patterns [2] - The upcoming weather patterns suggest a continued risk of strong convective weather, which could adversely affect transportation and other sectors [1][3]

Core Viewpoint - The majority of Guangxi is experiencing severe drought conditions, classified as "extreme drought," due to significantly reduced rainfall since March [1] Summary by Relevant Categories Weather Conditions - Since March, rainfall in Guangxi has been less than half of the normal levels for the same period, with many areas in April receiving less than 20% of the usual rainfall [1] - Some regions have recorded rainfall levels so low that it is nearly equivalent to no rainfall at all [1] Temperature and Evaporation - Recent high temperatures in Guangxi have accelerated evaporation, worsening the drought situation [1] Future Outlook - There is a forecast for frequent rainfall in the coming days, which may help alleviate the drought conditions [1] - However, there is a warning for potential heavy rainfall in certain areas, which could lead to sudden flooding and secondary disasters [1]