Current conditions and forecasts for the UK and the world. Includes background material about weather including climate change, glossary, calculators, video tour of the BBC Weather Centre and message board. www.bbc.co.uk/weather
Weather forecasts for the U.S. and the world with a fast, easy to use interface. Includes weather maps, graphics and radar images. www.wunderground.com
Storm chasers of both hurricanes and tornadoes, the WeatherVine Storm Intercept Team tells their stories of their chases through audio and video. www.weathervine.com
Gives continuously updated satellite, radar, and forecasts. Features StormWatch severe weather watches and warnings and advisories updated every 10 minutes. www.earthwatch.com
Information and data for the United States, including live conditions, SkyCams, lightning data, forecasts, maps, warnings, and TraffiCams. www.weatherusa.net
Offers hour-by-hour and 5-day forecasts, radar and satellite imagery, the current temperature next to your computer clock, and a personal forecast email from a meteorologist. www.personalmicrocast.com/forecast
Detailed weather and forecast information around the globe. Features include surface maps, charts, satellite imagery, and recreational outlooks. www.intellicast.com
Neighborhood-level weather intelligence, tailored for hobbies, sports and lifestyles. Available on the Internet, as well as via e-mail and wireless devices. United States coverage only. www.my-cast.com
Complete weather information, including local forecasts, weather forecast models, numerous radar and satellite images, maps and graphs. weather.unisys.com
Weather reports for over 50,000 locations, worldwide. Weather maps, statistics, graphics and climate information are freely available. meteoweather.com