The picture of Bang Tao beach here below gives the clear idea of actual situation.
|Panoramic view Bang Tao to Layan Beach on 18 Aug 2014|
On the left side is south to Bang Tao beach while right is Layan Beach, center is Laypang Beach. The sky form West is clear and a nice Sun is shining while south a thunderstorm is pouring rain down.
This has been Phuket weather during last few days, local thunderstorms with rain that some times was very heavy causing floods in some area of Phuket Island.
|Patong beach flooded after heavy rain|
From many years living here, watching the sky at to try to understand how weather works here found that situation as now are due to Phuket hills that collect clouds coming from the sea. Often those during day trips out to islands such as Phi Phi and Racha Yai don't see any rain all day.
|Clouds over Loch Palm Golf - August 2014|
However is weather enjoy holidays and take it easy rain is part of life, specially on a tropical island
|Bang Tao Beach on 19 August 2014|
For forecast if you are planning your holidays
Thai Meteorological Department