Bulletin updated at 11:30 HKT 20/Jul/2026
9-Day Weather Forecast General Situation: Under the influence of a broad trough of low pressure, there will still be showers and thunderstorms over the coast of Guangdong tomorrow. With the trough of low pressure weakening and the subtropical ridge progressively covering the coast of Guangdong, showers will ease off gradually and the weather will become fine and very hot over the region in the following couple of days. An area of low pressure is expected to develop gradually over the seas east of the Philippines midweek this week. However, there are uncertainties in its subsequent movement and intensity. It will have a higher chance of entering the central and northern parts of the South China Sea in the latter part of this week, moving in the general direction of the vicinity of the coast of Guangdong over the weekend. It will be windy with squally showers and thunderstorms over the region, and there will be swells. Date/Month 21/7 (Tuesday) Wind: South to southwest force 3 to 4. Weather: Mainly cloudy with a few showers. Showers will be heavier in some areas with thunderstorms at first. Bright periods in the afternoon. Temp Range: 27 - 31 C R.H. Range: 75 - 95 Per Cent PSR: High Date/Month 22/7(Wednesday) Wind: South force 3 to 4. Weather: Sunny intervals and a few showers. Temp Range: 28 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Medium Low Date/Month 23/7(Thursday) Wind: South 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 PSR: Low Date/Month 24/7(Friday) Wind: East force 2 to 3. Weather: Mainly fine. Very hot during the day. Temp Range: 28 - 33 C R.H. Range: 65 - 90 Per Cent PSR: Low Date/Month 25/7(Saturday) Wind: North to northeast force 4 to 5, occasionally force 6 offshore and on high ground later. Weather: Sunny intervals, a few squally showers and thunderstorms. Showers will increase gradually. There will be swells. Temp Range: 27 - 32 C R.H. Range: 75 - 95 Per Cent PSR: Medium High Date/Month 26/7(Sunday) Wind: South to southeast force 4 to 5, occasionally force 6 offshore, up to force 7 on high ground. Weather: Mainly cloudy with occasional squally showers and thunderstorms. There will be swells. Temp Range: 26 - 30 C R.H. Range: 80 - 95 Per Cent PSR: High Date/Month 27/7(Monday) Wind: Southeast force 4, occasionally force 5. Weather: Mainly cloudy with occasional showers and squally thunderstorms. Temp Range: 27 - 30 C R.H. Range: 80 - 95 Per Cent PSR: Medium High Date/Month 28/7(Tuesday) Wind: Southeast force 4, occasionally force 5. 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 29/7(Wednesday) Wind: Southeast 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 Sea surface temperature at 7 a.m.20/7/2026 at North Point was 26 degrees C. Soil temperatures at 7 a.m.20/7/2026 at the Hong Kong Observatory: 0.5 M below surface was 29.3 degrees C. 1.0 M below surface was 29.4 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 62 - Light Rain Day 2 cartoon no. 54 - Sunny Intervals with Showers Day 3 cartoon no. 90 - Hot Day 4 cartoon no. 90 - Hot Day 5 cartoon no. 62 - Light Rain Day 6 cartoon no. 63 - Rain Day 7 cartoon no. 63 - Rain Day 8 cartoon no. 62 - Light Rain Day 9 cartoon no. 62 - Light Rain
|