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Space weather.com
Want to know what the current weather conditions are in space? Find everything here you may want to know about the latest solar flares, sunspots, asteroids and more. Site also includes essential web links to quench any user's thirst for...
University Corporation for Atmospheric Research
Ucar: Unidata: Conventional Weather Reports
This resource talks about how the stations report their information. Several examples of how different universities compile the information are provided.