Here is the latest weather bulletin issued by the Hong Kong Observatory.

A dry northeast monsoon is affecting the coast of Guangdong. Locally, the relative humidity over many places were about 60 per cent around noon. Besides, a band of clouds is covering southern China.

At noon, Tropical Storm Koto was centred about 280 kilometres south of Xisha. It is forecast to move north-northeast slowly across the central and southern parts of the South China Sea.

On the other hand, the area of low pressure over the seas east of the Malay Peninsula has intensified again into Tropical Depression Senyar. At noon, Senyar was centred about 470 kilometres south-southeast of Ho Chi Minh City. It is forecast to move northeast at about 12 kilometres per hour across the southern part of the South China Sea.

Weather forecast for this afternoon and tonight

Mainly cloudy. Dry with bright periods in the afternoon. One or two light rain patches tonight. Moderate east to northeasterly winds.

Outlook : Mainly cloudy in the next couple of days, with one or two light rain patches in the morning and at night. The relative humidity will continue to rise. Winds will gradually turn northerly on Wednesday. Slightly cooler in the morning in the following couple of days and there will be sunny periods.

here is the information on tropical storm koto at noon: location: 14.3 degrees north, 112.3 degrees east.

9-Day Weather Forecast

The northeast monsoon will continue to affect the coast of Guangdong in the next couple of days. A band of clouds will also bring one or two rain patches to the region. A replenishment of the monsoon is expected to reach southern China on Tuesday night to early Wednesday. It will be slightly cooler in the morning over the region in the middle and latter parts of this week. With the band of clouds thinning out gradually, the temperature difference between day and night will be relatively large over inland areas in the latter part of this week. Besides, Tropical Cyclone Koto will linger over the central part of the South China Sea tomorrow. It will then move towards the vicinity of the southern part of Vietnam and weaken gradually in the following couple of days. On the other hand, Tropical Depression Senyar over the seas east of the Malay Peninsula will move across the southern part of the South China Sea today and tomorrow and dissipate gradually.

1/12 (Monday)
Northeast force 3. Weather: Mainly cloudy. One or two light rain patches in the morning. Sunny intervals during the day.
Temperature: 21-25C Relative Humidity: 65-85%

2/12(Tuesday)
East to northeast force 3 to 4, occasionally force 5 at first. Weather: Mainly cloudy. One or two light rain patches in the morning and at night. Sunny intervals during the day.
Temperature: 21-24C Relative Humidity: 65-85%

3/12(Wednesday)
North to northeast force 4 to 5, occasionally force 6 offshore and on high ground later. Weather: Mainly cloudy. One or two rain patches at first. Bright periods during the day.
Temperature: 19-23C Relative Humidity: 60-85%

4/12(Thursday)
Northeast force 4 to 5, occasionally force 6 offshore and on high ground at first. Weather: Sunny intervals. Slightly cooler in the morning.
Temperature: 18-22C Relative Humidity: 60-80%

5/12(Friday)
Northeast force 4, occasionally force 5 offshore at first. Weather: Sunny periods. Slightly cooler in the morning.
Temperature: 18-23C Relative Humidity: 60-80%

6/12(Saturday)
East to northeast force 4. Weather: Mainly fine. Slightly cooler in the morning.
Temperature: 18-23C Relative Humidity: 60-80%

7/12(Sunday)
Northeast force 4. Weather: Fine. Dry during the day.
Temperature: 19-24C Relative Humidity: 55-75%

8/12(Monday)
Northeast force 4. Weather: Fine. Dry during the day.
Temperature: 19-24C Relative Humidity: 55-75%

9/12(Tuesday)
Northeast force 4. Weather: Mainly fine. Dry during the day.
Temperature: 19-24C Relative Humidity: 55-75%