List of Western Pacific tropical storms
A tropical storm is a tropical cyclone that reaches maximum sustained winds between 34–63 knots (39–72 mph; 63–117 km/h). The Japan Meteorological Agency (JMA) is the main weather forecasting agency in the Northwest Pacific basin, where it measures sustained winds by averaging wind speeds in a period of ten minutes.
Source: Wikipedia — List of Western Pacific tropical storms (CC BY-SA 4.0)