Ananova: London
Detailed daily forecast and five-day outlook.
BBC Online : London Webcams
Realtime weather. One sited looking up the river Thames. Another at Television Centre, looking out over west London.
BBC Weather Centre - South East England
By area and city/town.
Intellicast.com: London Forecast
Predictions for ten days ahead.
Met Office: South East
Weather forecast by area and city/town.
Weather in London
3 and 10 days weather forecasts. Site informers. Archive. Html and Wap versions. Links for other European cities.