Bulletin updated at 21:05 HKT 07/Sep/2025
By the Hong Kong Observatory at 9:05 p.m. on 07 Sep 2025
Warnings:
Storm force winds in south of Hong Kong and Shangchuan Dao.
Gale force winds in Hong Kong adjacent waters and Shanwei.
Strong winds in Nan'ao.
Weather Situation:
Tropical Storm Tapah has intensified into a Severe Tropical
Storm.
At 9 p.m., Tapah with maximum sustained winds of about 90
kilometres per hour near its centre was located at 20.1
degrees north, 113.5 degrees east, it is forecast to move
northwest or north-northwest at about 18 kilometres per hour
edging closer to the western coast of Guangdong.
Area forecasts for the next 24 hours
Hong Kong Adjacent Waters：
East to southeast force 8 to 9, becoming south force 9.
Frequent heavy squally showers and thunderstorms.
Very rough to high seas.
Nan'ao：
South to southeast force 5 to 6, occasionally force 7.
Frequent heavy squally showers and thunderstorms.
Moderate to rough seas.
Shanwei：
South to southeast force 7 to 8.
Frequent heavy squally showers and thunderstorms.
Rough to very rough seas.
South of Hong Kong：
Cyclonic force 9 to 10, becoming south to southeast force
11.
Frequent heavy squally showers and thunderstorms.
High seas, becoming very high.
Shangchuan Dao：
North to northeast force 9 to 10, becoming cyclonic force
11.
Frequent heavy squally showers and thunderstorms.
High seas, becoming very high.
Outlook for the following 48 hours
Southerly winds of force 4 to 5, up to force 8 at first.
Frequent heavy squally showers and thunderstorms.
Latest reports from south china coastal weather stations
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Waglan Island Wind east force 5
Visibility 28 kilometres
Shantou Wind southeast force 1
Visibility 30 kilometres in rain
Huangmaozhou Wind east force 8
Macau Wind east-northeast force 3
Visibility 50 kilometres or above
Xisha Wind southwest force 4
Visibility 17 kilometres