Encyclopedia of the Atmospheric Environment Information on global warming, atmosphere, weather and climate, climate change, air pollution, acid rain, ozone depletion, renewable energy and sustainable development from the encyclopedia of the atmospheric environment.
National Climatic Data Center The world's largest active archive of weather data. NCDC produces numerous climate publications and responds to data requests from all over the world.
National Weather Service The starting point for official government weather forecasts, warnings, meteorological products for forecasting the weather, and information about meteorology.
Weather Cams The University of Michigan weather's newly-expanded WeatherCams page provides access to over 800 weather cameras across North America.
Weather Underground Weather Underground is committed to delivering the most reliable, accurate weather information possible. Our state-of-the-art technology monitors conditions and forecasts for over 60,000 U.S. and international cities, so you'll always find the online weather information that you need.