AccuWeather May 21, 2013; 11:08 AM
The beginnings of Monday's (May 20) disastrous tornado in Oklahoma were caught from space by a weather satellite in orbit.
The GOES-13 satellite, which is operated by NASA and the National Oceanic and Atmospheric Administration (NOAA), imaged the movement of storm systems in the south-central United States between May 19 and 20, including the storm that sparked a tornado in Moore, Okla., estimated to be an EF-4 in strength, on Monday at 2:56 p.m. CDT (3:56 p.m. EDT, or 1956 GMT).
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