22 December 2011 - The southern Philippines experienced a devastating tropical storm from 16 to 18 December 2011 affecting Mindanao Region with strong winds, massive flash flood and landslides. As of 22 December, the total population affected by Tropical Storm Washi (Sendong) was 65 067 families (348 749 persons) in 319 barangays (villages) across eight cities and 31 municipalities in 13 provinces of seven regions. Some 10 039 families (44 213 persons) sought refuge in 60 evacuation centres which are mostly located in Cagayan de Oro City and Iligan City. The death toll has risen to 976 while 46 persons remain missing.
