Cold wave blue warning signal: It is expected that the lowest temperature in Gaizhou City will drop by about 10 ℃ from the morning of the 10th to the morning of the 12th, and the lowest temperature on the morning of the 12th will be around -15 ℃; From 12:00 to 20:00 on the 10th, there will be north winds of level 4 to 5 and gusts of level 7 on land, and north winds of level 5 to 6 and gusts of level 7 to 8 in the waters of Gaizhou in the northern Bohai Sea. From 20:00 on the 10th to 20:00 on the 11th, there will be north winds of level 5 to 6 and gusts of level 7 to 8 on land, and north winds of level 6 and gusts of level 8 to 10 in the waters of Gaizhou in the northern Bohai Sea. From 20:00 on the 11th to 08:00 on the 12th, there will be north winds of level 5 to 6 and gusts of level 7 to 8 in the waters of Gaizhou in the northern Bohai Sea. Please do a good job in preventing cold waves, the public should pay attention to. Announced by Gaizhou Meteorological Observatory at 16:55 on December 9, 2025