In February 2010, Weather Underground launched, a full screen weather Web tool with integrated mapping and mobile device use in mind. 2 for Internet weather information in 2008. In October 2008, Jeff Masters reported that the site was No. Alan Steremberg also worked on the early development of the Google search engine with Larry Page and Sergey Brin. In 2005, Weather Underground became the weather provider for the Associated Press Weather Underground also provides weather reports for some newspapers, including the San Francisco Chronicle and the Google search engine. It has grown to provide weather for print sources, in addition to its online presence. became a commercial entity separate from the university. The original logo, used from 1997 through 2014 When the Mosaic Web browser appeared, this provided a natural transition from 'Blue Skies' to the Web. Weather Underground president Alan Steremberg wrote 'Blue Skies' for the project, a graphical Mac Gopher client, which won several awards.

In 1993, they recruited Alan Steremberg and initiated a project to bring Internet weather into K–12 classrooms. Jeff Masters, a doctoral candidate in meteorology at the University of Michigan working under the direction of Professor Perry Samson, wrote a menu-based Telnet interface in 1991 that displayed real-time weather information around the world. The name is a reference to the 1960s radical left-wing militant organization the Weather Underground, which also originated at the University of Michigan. The company is based in San Francisco, California and was founded in 1995 as an offshoot of the University of Michigan internet weather database. Weather Underground is owned by The Weather Company, a subsidiary of IBM. The site is available in many languages, and customers can access an ad-free version of the site with additional features for an annual fee.

Its information comes from the National Weather Service (NWS), and over 250,000 personal weather stations (PWS). Weather Underground provides weather reports for most major cities around the world on its Web site, as well as local weather reports for newspapers and third-party sites. Weather Underground is a commercial weather service providing real-time weather information over the Internet.

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