Bulletin updated at 04:00 HKT 24/Sep/2025
9-Day Weather Forecast General Situation: Tropical Cyclone Ragasa will edge closer to the vicinity of the Pearl River Estuary to the western coast of Guangdong today. Under its influence, there will be frequent heavy squally showers, thunderstorms and significant storm surge over the coast of Guangdong. Seas will be phenomenal with swells. With the departure of Ragasa, the weather will improve with showers easing off gradually in the latter part of this week. Besides, Tropical Cyclone Bualoi over the western North Pacific will develop gradually today and tomorrow. It will move across the Philippines and enter the South China Sea, with a higher chance of moving towards Hainan Island and the seas south of it subsequently. Date/Month 24/9 (Wednesday) Wind: Northeast force 11 to 12, becoming southeast in the morning. Force 7 at night. Weather: Cloudy to overcast with frequent heavy squally showers, thunderstorms and significant storm surge. Seas will be phenomenal with swells. Temp Range: 24 - 27 C R.H. Range: 80 - 95 Per Cent Date/Month 25/9(Thursday) Wind: East to southeast force 5 to 6, force 7 offshore and on high ground at first. Weather: Cloudy with squally showers and thunderstorms. Showers will be heavy at first. Seas will be very rough with swells. Temp Range: 25 - 29 C R.H. Range: 80 - 95 Per Cent Date/Month 26/9(Friday) Wind: East force 4, occasionally force 5. Weather: Mainly cloudy with a few showers. Isolated thunderstorms at first. Sunny intervals during the day. Temp Range: 26 - 31 C R.H. Range: 70 - 95 Per Cent Date/Month 27/9(Saturday) Wind: East to northeast force 4, occasionally force 5. Weather: Sunny periods and one or two showers. Temp Range: 28 - 32 C R.H. Range: 65 - 90 Per Cent Date/Month 28/9(Sunday) Wind: East force 4. Weather: Mainly cloudy with a few showers. Sunny intervals during the day. Temp Range: 27 - 31 C R.H. Range: 70 - 95 Per Cent Date/Month 29/9(Monday) Wind: East to southeast force 4. Weather: Mainly cloudy with a few showers. Temp Range: 27 - 31 C R.H. Range: 70 - 95 Per Cent Date/Month 30/9(Tuesday) Wind: East to southeast force 4. Weather: Sunny intervals and a few showers. Temp Range: 27 - 32 C R.H. Range: 65 - 90 Per Cent Date/Month 1/10(Wednesday) Wind: East to southeast force 3. Weather: Sunny intervals and a few showers. Temp Range: 27 - 32 C R.H. Range: 65 - 90 Per Cent Date/Month 2/10(Thursday) Wind: East force 3. Weather: Mainly cloudy with a few showers. Sunny intervals during the day. Temp Range: 27 - 31 C R.H. Range: 70 - 95 Per Cent Sea surface temperature at 2 p.m.23/9/2025 at North Point was 27 degrees C. Soil temperatures at 7 a.m.23/9/2025 at the Hong Kong Observatory: 0.5 M below surface was 29.1 degrees C. 1.0 M below surface was 29.7 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 64 - Heavy Rain Day 2 cartoon no. 64 - Heavy Rain Day 3 cartoon no. 54 - Sunny Intervals with Showers Day 4 cartoon no. 53 - Sunny Periods with A Few Showers Day 5 cartoon no. 54 - Sunny Intervals with Showers Day 6 cartoon no. 62 - Light Rain Day 7 cartoon no. 54 - Sunny Intervals with Showers Day 8 cartoon no. 54 - Sunny Intervals with Showers Day 9 cartoon no. 54 - Sunny Intervals with Showers
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