Storm Eleanor has hit the region bringing coastal wind speeds between 70 to 90 miles per hour.
It is the fifth-named storm of the season and is sweeping in from the Atlantic.
The Met Office has issued a 'severe yellow' weather alert, warning that lives could be put at risk by large waves and flying debris.
Portreath local, Penny Howard's bungalow was damaged after a bike hire shed blew and shattered the window, leading to the property being flooded.
There are already reports of power cuts affecting over 600 homes in Gloucestershire, 500 homes in Exeter, almost 200 in Plymouth and over 100 homes in Bristol.
Certain roads, like the Whitchurch lane in Hartcliffe were flooded, while others like the A39 and A379 are closed with fallen trees.
Motorists are being advised to travel only if necessary.
"Strong or sudden gusts of wind are more likely on open stretches of road, when passing bridges or gaps in hedges, or when overtaking high-sided vehicles," an AA spokesperson said.
- The M48 Severn Bridge Eastbound is closed
- The M5 closure sparked a recovery operation to clear up the contents of a lorry left spilled on the road.
Yellow wind warnings are in place across all of England and Wales until at least 6pm on Wednesday.
The Environment Agency has issued 50 flood warnings and 110 flood alerts, with coastal areas under threat from a combination of a high tide and large waves.
Neil Davies, flood duty manager for the Environment Agency, said: "Stormy conditions will see strong winds and large waves combine with high tides, which could lead to some flooding along western and south-western coasts of England this week, and along the north Kent coastline tomorrow
"Our frontline teams are on the ground, checking defences and may close coastal flood gates."