Bulletin updated at 03:35 HKT 26/Jul/2025
9-Day Weather Forecast General Situation: The weather will be very hot over Guangdong today and tomorrow. Thundery showers triggered by high temperatures will also affect the region. A broad trough of low pressure will affect the central and northern parts of the South China Sea in the next couple of days, an area of low pressure may form over it during the weekend. The broad trough of low pressure is expected to move northwards gradually towards the coast of southern China in the middle to latter parts of next week, bringing showers to the region. Besides, Tropical Cyclone Co-May will move across the vicinity of the Ryukyu Islands today. Date/Month 26/7 (Saturday) Wind: West to southwest force 2 to 3. Weather: Mainly cloudy with a few showers. Very hot with sunny periods during the day. Isolated thunderstorms later. Temp Range: 25 - 33 C R.H. Range: 65 - 95 Per Cent PSR: Low Date/Month 27/7(Sunday) Wind: Southwest force 3. Weather: Sunny periods and isolated showers. Very hot during the day. Temp Range: 28 - 33 C R.H. Range: 65 - 90 Per Cent PSR: Low Date/Month 28/7(Monday) Wind: Southwest force 3. Weather: Sunny intervals and a few showers and thunderstorms. More showers later. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium Date/Month 29/7(Tuesday) Wind: Southwest force 3 to 4. Weather: Mainly cloudy with showers and a few thunderstorms. Temp Range: 27 - 30 C R.H. Range: 80 - 95 Per Cent PSR: Medium High Date/Month 30/7(Wednesday) Wind: Southwest force 4. Weather: Mainly cloudy with occasional showers and a few thunderstorms. Sunny intervals in the afternoon. Temp Range: 28 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Medium High Date/Month 31/7(Thursday) Wind: Southwest force 4. Weather: Mainly cloudy with occasional showers and a few thunderstorms. Sunny intervals in the afternoon. Temp Range: 28 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Medium High Date/Month 1/8(Friday) Wind: Southwest force 4, occasionally force 5 offshore. Weather: Mainly cloudy with occasional showers and a few thunderstorms. Sunny intervals in the afternoon. Temp Range: 28 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Medium High Date/Month 2/8(Saturday) Wind: Southwest force 4, occasionally force 5 offshore. 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 3/8(Sunday) Wind: Southwest force 4, occasionally force 5 offshore. Weather: Mainly cloudy with showers and thunderstorms. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: Medium High Sea surface temperature at 2 p.m.25/7/2025 at North Point was 25 degrees C. Soil temperatures at 7 a.m.25/7/2025 at the Hong Kong Observatory: 0.5 M below surface was 29.5 degrees C. 1.0 M below surface was 29.5 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 51 - SUNNY PERIODS Day 2 cartoon no. 51 - SUNNY PERIODS Day 3 cartoon no. 54 - Sunny Intervals with Showers Day 4 cartoon no. 63 - Rain 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. 63 - Rain