At 09:04 on November 27, 2025, the Licheng County Meteorological Observatory changed the blue warning signal for sand and dust. The warning areas are Chengjiashan Town, Dongyangguan Town, Lihou Town, Shangyao Town, Xiyi Town, and Hongjing Town. There has been sandstorm or floating dust weather in the warning area, and it is expected to continue for the next 12 hours. Please prepare relevant units and personnel for prevention. Defense guidelines: 1. The government and relevant departments should carry out dust prevention work according to their responsibilities; 2. Stop outdoor sports activities; 3. Close doors and windows, reinforce structures such as enclosures, sheds, and billboards that are easily moved by the wind, properly place outdoor items that are susceptible to strong winds, and cover building materials; 4. Try to minimize going out and avoid outdoor activities for the elderly, children, and individuals with respiratory allergies; Personnel can wear dust prevention equipment such as masks and scarves when going out, and should clean their face and nose when returning from outside.