Portal:Tropical cyclones/Anniversaries/December/21

December 21
 * 1994 - Tropical Storm Bobbie reached its peak intensity with 95 km/h (60 mph) winds in the open Pacific Ocean. Bobbie brought severe rainfall to some islands in Micronesia.
 * 2017 - Tropical Storm Tembin began to pass through southern Philippines, which brought torrential rainfall and flooding. Tembin 266 people in total and brought damages that toppled to ₱2.1 billion (US$42 million).