Bulletin updated at 20:25 HKT 17/May/2026
9-Day Weather Forecast General Situation: The easterly airstream now affecting the coast of Guangdong will be replaced by a southerly airstream gradually in the next couple of days. There will still be a few showers over the region. Under the influence of upper-air disturbances, the weather is expected to be unsettled over southern China midweek this week. With an anticyclone aloft strengthening gradually, the weather will improve and it will be persistently hot over the coast of southern China in the latter part of this week to early next week. Date/Month 18/5 (Monday) Wind: East to southeast force 5, force 6 offshore and up to force 8 on high ground at first. Weather: Cloudy with a few showers. Temp Range: 24 - 27 C R.H. Range: 75 - 95 Per Cent PSR: Medium Low Date/Month 19/5(Tuesday) Wind: Southeast force 3 to 4. Weather: Mainly cloudy with a few showers. Temp Range: 25 - 29 C R.H. Range: 75 - 95 Per Cent PSR: Medium Date/Month 20/5(Wednesday) Wind: South to southeast force 3. Weather: Mainly cloudy with a few showers and isolated thunderstorms. Sunny intervals during the day. Temp Range: 26 - 30 C R.H. Range: 70 - 95 Per Cent PSR: Medium Date/Month 21/5(Thursday) Wind: South force 3. Weather: Mainly cloudy with a few showers. More showers at first with isolated thunderstorms. Sunny intervals in the afternoon. Temp Range: 26 - 30 C R.H. Range: 75 - 95 Per Cent PSR: Medium High Date/Month 22/5(Friday) Wind: South force 3 to 4. Weather: Sunny periods. Hot during the day. Isolated showers. Temp Range: 27 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Low Date/Month 23/5(Saturday) Wind: South to southwest force 3 to 4. Weather: Sunny periods. Isolated showers in the morning. Hot during the day. Temp Range: 27 - 32 C R.H. Range: 70 - 90 Per Cent PSR: Low Date/Month 24/5(Sunday) Wind: South to southwest force 3 to 4. Weather: Sunny periods. Hot during the day. Temp Range: 27 - 32 C R.H. Range: 65 - 85 Per Cent PSR: Low Date/Month 25/5(Monday) Wind: South to southwest force 3 to 4. Weather: Sunny periods. Hot during the day. Temp Range: 27 - 32 C R.H. Range: 65 - 85 Per Cent PSR: Low Date/Month 26/5(Tuesday) Wind: South to southwest force 4. Weather: Sunny periods. Hot during the day. Temp Range: 27 - 32 C R.H. Range: 65 - 85 Per Cent PSR: Low Sea surface temperature at 2 p.m.17/5/2026 at North Point was 24 degrees C. Soil temperatures at 7 a.m.17/5/2026 at the Hong Kong Observatory: 0.5 M below surface was 26.5 degrees C. 1.0 M below surface was 26.8 degrees C. Weather Cartoons for 9-day weather forecast Day 1 cartoon no. 62 - Light Rain Day 2 cartoon no. 62 - Light Rain Day 3 cartoon no. 54 - Sunny Intervals with Showers Day 4 cartoon no. 62 - Light Rain Day 5 cartoon no. 51 - SUNNY PERIODS Day 6 cartoon no. 51 - SUNNY PERIODS Day 7 cartoon no. 51 - SUNNY PERIODS Day 8 cartoon no. 51 - SUNNY PERIODS Day 9 cartoon no. 51 - SUNNY PERIODS
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