Western Power Distribution says that five thousand homes in South East Wales are without electricity because of the bad weather.
They say that properties in Swansea, Cardiff and the Valleys are worst affected.
The high number of incidents due to strong winds and heavy rain mean that they are working at ten times their usual rate.
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Fine and sunny tomorrow morning with lots of sunshine to start the day. Feeling colder though, with maximum temperatures of 13°C.
Kathryn Tresilian reports from the town where the body of a 47-year-old woman was found dismembered in Pontypridd on Friday.
Some bright spells this afternoon, with outbreaks of rain. Top temperature 15°C.