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South China Coastal Waters

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Bulletin issued at 06:50 HKT 17/Jul/2018

Weather information for south China coastal waters issued by the Hong Kong Observatory at 6:50 a.m. on 17 July 2018

Warnings:
Gale force winds in all areas.

Weather Situation:
An easterly airstream is affecting the south China coastal waters.

At 7 a.m., the tropical depression over the northeastern part of the South China Sea with maximum sustained winds of about 55 kilometres per hour near its centre was located at 19.2 degrees north, 118.8 degrees east. It is forecast to move west at about 40 kilometres per hour across the northern part of the South China Sea and towards the vicinity of Hainan Island and Leizhou Peninsula.

Area forecasts for the next 24 hours

Hong Kong Adjacent Waters:
East force 6 to 7, up to force 8 later.
Isolated showers and thunderstorms.
Rough to very rough seas.

Nan'ao and Shanwei:
East to northeast force 6 to 7, up to force 8 later.
Isolated showers and thunderstorms.
Rough to very rough seas.

South of Hong Kong:
East to northeast force 6 to 7, becoming cyclonic up to force 8 later.
Isolated showers and thunderstorms. Frequent heavy squally showers and thunderstorms later.
Rough to very rough seas.

Shangchuan Dao:
East to northeast force 6 to 7, up to force 8 later.
Isolated showers and thunderstorms. Frequent heavy squally showers and thunderstorms later.
Rough to very rough seas.

Outlook for the next 48 hours
East to southeasterly winds of force 5 to 6, cyclonic winds of up to force 8 in west. Frequent heavy squally showers and thunderstorms in west.

Latest reports from south China coastal weather stations
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Waglan Island Wind east-northeast force 4

Shantou Wind southwest force 1
  Visibility 23 Kilometres

Huangmaozhou Wind east-northeast force 4

Macau Wind east-northeast force 1
  Visibility 14 Kilometres

Xisha Wind southwest force 3
  Visibility 17 Kilometres