22 March 2017 undular bore
The GOES-16 data posted on this page are preliminary, non-operational data and are undergoing testing. Users bear all responsibility for inspecting the data prior to use and for the manner in which the data are utilized.
An undular bore occurred on the morning of 22 March in the southern states and can be seen in this GOES-16 visible loop from southern Mississippi, northwestward across Louisiana into northeast Texas:
Compare and contrast with the 1.6 micron loop over the same time period: