A humid maritime airstream is affecting the south China coastal areas. Locally, the visibility in the harbour dropped below 1000 metres in the evening.

Weather forecast for tonight and tomorrow

Cloudy with fog and one or two rain patches. Sunny periods tomorrow. Temperatures will range between 21 and 26 degrees. Moderate easterly winds, occasionally fresh at first, becoming southerlies tomorrow.

Outlook : Becoming cool on Tuesday. Sunny periods in the following couple of days.