Brian batters Britain: Storm brings huge waves and 70mph winds that could close roads and leave thousands without power <br />Strong winds will reach up to 70 mph on the coastlines in Wales and the South West of England today <br />Forecasters have warned of the potential for power cuts, flooding and delays to transport due to the gusts <br />Wild conditions caused by 'weather bomb' over Atlantic Ocean forecast to cause widespread travel chaos <br />Met Office said southern and western England, south Wales and Republic of Ireland will have the worst weather