Typhoon Nesat now about 400 kilometres south of Macao, gradually moving toward the coast of Vietnam.
Cloud cover will increase in the following two days with a few showery patches as temperature is predicted to gradually fall to 17 degrees Celsius on Wednesday.
Typhoon Signal No 1 will be replaced by Signal No 3 at 4:30 pm today; winds will be strong but weather will be relatively fine and dry.
