At 14:40 on November 15, 2025, the Jimo District Meteorological Observatory issued a blue warning signal for a cold wave: affected by strong cold air, it is expected that all towns and streets in our district will experience cold wave weather from the 16th to the 18th. From noon on the 16th to the 17th, there will be north winds of 5-6 levels with gusts of 7-8 levels, and offshore waters of 7-8 levels with gusts of 9-10 levels. The wind strength will weaken during the daytime on the 18th. The temperature began to decrease in the afternoon of the 16th, with an average cooling range of 8-10 ℃. The lowest temperature was around -2 ℃, which occurred in the morning of the 18th with frost or freezing. Please take precautions. Defense Guidelines: 1. Relevant departments should prepare for the cold wave according to their responsibilities; 2. Pay attention to adding clothes to keep warm; 3. Take certain protective measures for crops, fruit and tea, greenhouse facilities, aquatic products, etc; 4. Prepare for wind and frost prevention.