Bulletin updated at 16:30 HKT 16/Aug/2026
9-Day Weather Forecast General Situation: Winds will be weak and the weather will be very hot over Guangdong tomorrow, and thundery showers triggered by high temperatures will affect the region. A broad trough of low pressure will affect the northern part of the South China Sea to the seas east of Taiwan in the following couple of days. Under the combined effect of the broad trough of low pressure and a ridge of high pressure over southeastern China, it will be windier over the coast of Guangdong midweek this week. Besides, areas of low pressure may exist over the broad trough of low pressure. Under the influence of the low pressure system, the weather will become unsettled over the coast of southern China and the northern part of the South China Sea in the middle and latter parts of this week. There will be showers and squally thunderstorms over the region. Date/Month 17/8 (Monday) Wind: Light winds force 2. Weather: Sunny periods and a few showers. Very hot during the day. Showers will be heavier in some areas with squally thunderstorms later. Temp Range: 28 - 33 C R.H. Range: 65 - 95 Per Cent PSR: Medium High Date/Month 18/8(Tuesday) Wind: East to northeast force 3 to 4, force 5 offshore and on high ground later. Weather: Mainly cloudy with a few showers and thunderstorms. Sunny intervals in the afternoon. Temp Range: 27 - 32 C R.H. Range: 70 - 95 Per Cent PSR: Medium Date/Month 19/8(Wednesday) Wind: East force 4 to 5, occasionally force 6 on high ground. Weather: Mainly cloudy with a few showers and squally thunderstorms. Bright periods during the day. Temp Range: 27 - 32 C R.H. Range: 70 - 95 Per Cent PSR: Medium Date/Month 20/8(Thursday) Wind: East to southeast force 4 to 5, occasionally force 6 on high ground at first. Weather: Mainly cloudy with a few showers and thunderstorms. Bright periods during the day. Temp Range: 27 - 32 C R.H. Range: 75 - 95 Per Cent PSR: Medium Date/Month 21/8(Friday) Wind: East to southeast force 4 to 5. Weather: Mainly cloudy with a few showers and squally thunderstorms. More showers in some areas. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium High Date/Month 22/8(Saturday) Wind: South force 4, occasionally force 5 offshore. Weather: Mainly cloudy with a few showers and squally thunderstorms. More showers in some areas. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium High Date/Month 23/8(Sunday) Wind: South force 4. Weather: Mainly cloudy with a few showers and thunderstorms. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium Date/Month 24/8(Monday) Wind: South to southeast force 4. Weather: Mainly cloudy with a few showers. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium Low Date/Month 25/8(Tuesday) Wind: Southeast force 4. Weather: Sunny intervals and one or two showers. Temp Range: 28 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Medium Low Sea surface temperature at 2 p.m.16/8/2026 at North Point was 27 degrees C. Soil temperatures at 7 a.m.16/8/2026 at the Hong Kong Observatory: 0.5 M below surface was 30.1 degrees C. 1.0 M below surface was 29.9 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 53 - Sunny Periods with A Few Showers Day 2 cartoon no. 54 - Sunny Intervals with Showers Day 3 cartoon no. 54 - Sunny Intervals with Showers Day 4 cartoon no. 54 - Sunny Intervals with Showers Day 5 cartoon no. 62 - Light Rain Day 6 cartoon no. 62 - Light Rain Day 7 cartoon no. 62 - Light Rain Day 8 cartoon no. 62 - Light Rain Day 9 cartoon no. 54 - Sunny Intervals with Showers
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