A very large earthquake has struck on the plate boundary off the shores of South Alaska’s peninsula leading into the Aleutian Islands. Professionals have issued a Tsunami warnings for potential tsunami waves to spread 300km from the Earthquake epicenter. Buoys now showing activity (not shown in the video)
BUOYS ARE IN EVENT MODE NOW! came on just after ending this update
https://www.ndbc.noaa.gov/
M 7.5 – 91 km SE of Sand Point, Alaska
2020-10-19 20:54:40 (UTC)54.662°N 159.675°W40.1 km depth
https://earthquake.usgs.gov/earthquakes/eventpage/us6000c9hg/executive#general