All Met Sat: UK
Provides live weather data and reports from every airport in the UK and dozens of weather stations across the country.
BBC - Weather Centre
Provides UK and worldwide weather services as well as detailed maps for temperature, wind, satellite, lighting, pressure and radar.
British Atmospheric Data Centre (BADC)
The Natural Environment Research Council's (NERC) designated data centre for the atmospheric sciences; includes details of their data sets, and how to apply for access.
Great Weather
Maintains a listing of websites covering British weather and climatology.
iWeather
Provides weather forecasts for over 1800 towns and cities throughout the UK, including today's, 7-day, and 16-day forecasts.
Met Monkey
Forum for discussion on the UK weather outlook.
Met Office
Provides weather forecasts for the UK, for general uses and tailored for various business markets; includes information about their research and education programmes, and their history.
Royal Meteorological Society
A learned and professional society that aims to advance the understanding of weather and climate, and the science underlying them. Includes their programme of meetings and events, membership details, and a collection of resources.
TWO (The Weather Outlook)
Provides short and long-range weather forecasts based on statistical modelling, for general use and for particular leisure insterests; includes details of their services for businesses and discussion forums.
University of Reading: Department of Meteorology
The only UK university offering teaching and research in atmospheric, oceanic and climate science at undergraduate and postgraduate levels; provides a guide to their provision, and a collection of data from their observatory.
Weather Underground
Provides weather forecasts, local and long range reports, maps, tropical conditions, and more.
WeatherLab
Provides historical weather data for the UK with a growing database of controlled data and weather reports.
Wendy Windblows
Network contains telephone-linked and web-enabled stations for weather information.