Analysis of the weather situation on February 18 of the lunar calendar

Weather conditions on February 18 (that is, April 6) of this year: the temperature in most parts of the country is generally low, especially in the south where the strongest cold wave occurred since the end of June 1987, June 65438+1October, and June199/KLOC-0. The highest temperature in many places in the south of the Yangtze River dropped from more than 30 degrees to about 10 degrees, and some areas even completed the weather change from summer to winter, such as Nanchang, Hefei and Hangzhou.