758 MPH: The jet stream is so strong over the US right now... that @VirginAtlantic Flight 8 from LAX to London is whipping above Kansas at a ground speed of 758 miles an hour. That's almost the speed of sound... #CAwx @KPIXtv pic.twitter.com/xni0IuKO5Z

— Paul Deanno (@CaliforniaWxGuy) February 19, 2019