强对流蓝色预警：黑龙江吉林辽宁等地部分地区有10级以上雷暴大风

Core Points - The Central Meteorological Observatory issued a blue alert for severe convective weather, predicting strong winds and hail in various regions from August 2nd to August 3rd [1] - Areas such as western and southern Heilongjiang, southern Jilin, and northern Liaoning may experience wind speeds exceeding level 10, with maximum gusts potentially reaching above level 11 [1] - Heavy rainfall is expected in parts of the central and northeastern northwest, with hourly rainfall exceeding 20 mm, and some areas may see rainfall over 50 mm, with a maximum of 80 mm [1] Defense Guidelines - Government and relevant departments should prepare for short-term heavy rain, thunderstorms, and strong winds, with meteorological departments ready for artificial hail prevention [4] - Outdoor activities should be minimized, and individuals should stay away from temporary structures and billboards [4] - Livestock should be moved to covered areas, and windows and doors should be secured [4] - Water operations and passing vessels should take measures to avoid severe weather, and construction sites should protect materials from rain and wind [4] - Drainage systems in cities, farmland, and fish ponds should be checked and prepared for flood prevention, along with readiness for mountain floods, landslides, and mudslides [4]