Will Mount Umyeon survive heavy rain this year?

This is Mount Umyeon, which was heavily damaged by a landslide last year in southern Seoul. The new drainage is noticeable. The Korea Meteorological Administration forecasts rain Friday to Sunday of 10-50 millimeters on the east coast and Jeju Island and 40-100 millimeters in other areas. Certain regions will see up to 150 millimeters. The central region will have heavy rain of 20-30 millimeters per hour with thunder and lightning Friday morning and from Saturday night to Sunday morning. The southern region will see rain in daytime Saturday.

yohan@donga.com