Uploaded September 2021 | Updated September 2026, 42 minutes ago

---

Propagation of the August 12, 2021 South Sandwich Islands tsunami was computed with the NOAA forecast method using MOST model via inversion of the source with NOAA's TFS (Tsunami Forecast System). From the NOAA Center for Tsunami Research, located at NOAA PMEL in Seattle, WA. See nctr.pmel.noaa.gov/sandwichislands20210812 #TsunamiPropagation

NOAA NCTR experimental research product. Not an official forecast.