08/28/2023, 4:10 am EDT
During the past week extreme rains have caused massive evacuations in China due to flash flooding and swollen rivers. Much of the China wheat, soybean, and corn areas have been hit hard by heavy rain. The upper-level low pressure trough during the past week has lodged itself over Northeast China located in-between an amplified upper ridge over Northern Japan in response to a large marine heat wave in that vicinity and an upper ridge which has defeated the Indian Monsoon.