Bulletin updated at 00:00 HKT 05/Sep/2025
9-Day Weather Forecast General Situation: An anticyclone aloft will continue to bring generally fine and very hot weather to southern China today and tomorrow. Showers triggered by high temperatures will also affect the inland areas. Meanwhile, an area of low pressure may develop into a tropical cyclone over the seas west of Luzon within the broad trough of low pressure over the central and northern parts of the South China Sea. However, its subsequent movement and intensity remain uncertain. It will have a higher chance to move towards the western coast of Guangdong and the vicinity of Hainan Island. Under its influence, it will be windy with heavy squally showers and thunderstorms over the coast of Guangdong early next week. There will be swells. With the anticyclone aloft strengthening again, showers will ease off gradually and the weather will improve over the region in the middle and latter parts of next week. Besides, Tropical Cyclone Peipah will move across the vicinity of Shikoku of Japan towards the southern part of Honshu today, and then transform into an extratropical cyclone gradually. Date/Month 5/9 (Friday) Wind: Southeast force 2 to 3. Weather: Mainly fine apart from isolated showers. Extremely hot during the day. Temp Range: 28 - 35 C R.H. Range: 50 - 85 Per Cent Date/Month 6/9(Saturday) Wind: East to northeast force 3 to 4, occasionally force 5 offshore and on high ground later. Weather: Sunny periods and one or two showers. Very hot during the day. Isolated thunderstorms later. Temp Range: 28 - 34 C R.H. Range: 60 - 90 Per Cent Date/Month 7/9(Sunday) Wind: East to northeast force 4 to 5, force 6 offshore and on high ground. Weather: Mainly cloudy with a few squally showers and thunderstorms. More showers later. There will be swells. Temp Range: 27 - 32 C R.H. Range: 70 - 95 Per Cent Date/Month 8/9(Monday) Wind: East to southeast force 5, force 6 offshore and up to force 7 on high ground. Weather: Cloudy with squally showers and a few thunderstorms. Showers will be heavier in some areas. There will be swells. Temp Range: 26 - 30 C R.H. Range: 80 - 95 Per Cent Date/Month 9/9(Tuesday) Wind: South to southeast force 4, occasionally force 5 at first. Weather: Mainly cloudy with occasional showers and a few squally thunderstorms. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent Date/Month 10/9(Wednesday) Wind: South to southeast force 3 to 4. Weather: Sunny intervals and a few showers. Isolated thunderstorms at first. Temp Range: 27 - 32 C R.H. Range: 70 - 95 Per Cent Date/Month 11/9(Thursday) Wind: Southeast force 3. Weather: Sunny periods and one or two showers. Very hot during the day. Temp Range: 28 - 33 C R.H. Range: 65 - 90 Per Cent Date/Month 12/9(Friday) Wind: East to southeast force 3. Weather: Mainly fine apart from isolated showers. Very hot during the day. Temp Range: 28 - 33 C R.H. Range: 65 - 90 Per Cent Date/Month 13/9(Saturday) Wind: East force 3. Weather: Sunny periods and one or two showers. Very hot during the day. Temp Range: 28 - 33 C R.H. Range: 65 - 90 Per Cent Sea surface temperature at 2 p.m.4/9/2025 at North Point was 28 degrees C. Soil temperatures at 7 a.m.4/9/2025 at the Hong Kong Observatory: 0.5 M below surface was 30.4 degrees C. 1.0 M below surface was 30.0 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 90 - Hot Day 2 cartoon no. 53 - Sunny Periods with A Few Showers Day 3 cartoon no. 63 - Rain Day 4 cartoon no. 63 - Rain Day 5 cartoon no. 63 - Rain Day 6 cartoon no. 54 - Sunny Intervals with Showers Day 7 cartoon no. 53 - Sunny Periods with A Few Showers Day 8 cartoon no. 51 - SUNNY PERIODS Day 9 cartoon no. 53 - Sunny Periods with A Few Showers
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