This story has been made freely available as a public service to our readers. Please consider supporting SCMP’s journalism by subscribing. Hong Kong’s weather forecaster will keep the No 1 typhoon signal in force until at least Friday evening, after which it will assess whether to issue the No 3 warning depending on the tropical storm’s intensity. The Hong Kong Observatory said Tropical Storm Maysak was estimated to be about 670km (416 miles) southwest of Hong Kong and was forecast to move...