Some useful links for synoptic charts, satellite imaging and forecasts:

Today and tomorrow's Atlantic temp/cloud/rainfall/pressure charts from Met Eireann

1 -3 day forecast synoptic charts from RMI Belgium

European surface analysis chart from USAF

Current pressure, wind, temp & weather conditions for the UK from XC Weather

Infrared satellite image for the UK from Met Eireann

Infrared satellite image for Europe

British Isles rainfall animation from The Met Office

UK marine bouy data from NOAA

UK lightning discharges from WeatherOnline

Current UK lightning activity from UMIST

Ant Veal's Great Weather Site

Other local weather sites:

Hastings

Eastbourne

Gosport

Littlehampton

Hastings & St Leonards

Chichester

Brighton Marina