Weather satellite satellite data. Collectively, weather satellites flown by the U.S., Europe, India, China, Russia, and Japan provide nearly continuous observations for a global weather watch. As early as 1946, the idea of cameras in orbit to observe the weather was being developed. This was due to sparse data observation coverage and the expense of using cloud cameras on rockets. By 1958, the early prototypes for TIROS and Vanguard (developed by the Army Signal Corps) were created. The first weather satellite, Vanguard 2, was launched on February 17, 1959. It was designed to measure cloud cover and resistance, but a poor axis
Sirius XM Weather & Emergency Sirius XM Weather & Emergency Sirius XM Weather & Emergency was a free satellite radio channel dedicated to providing critical, updated information before, during and after natural disasters, weather emergencies and other hazardous incidents as well as AMBER Alerts to listeners across North America. The channel was also affiliated with The Weather Channel. It was normally a low bitrate channel, but bitrate was raised in case of widespread emergencies. The channel number, 247 on XM, is a reference to the term 24/7, the old name of the channel XM Emergency Alert. As a promotional channel, it was available from any