Brief note on the Tonga eruptions

An undersea volcano near the island of Tonga (named Hunga Tonga Hunga Ha’apai if you are curious) has erupted sending ash, debris, and a small tsunami over the island. Residents heard the boom of the eruption. While there have been tsunami warnings across the Pacific (including Japan, Australia/New Zealand, and the US West coast). Japan has seen four foot waves. Waves at Hawai’i have been small, and waves hitting California and Mexico should be under a foot, but there may be strong currents and higher surges in places. Here is what it looked like from the Japan Meteorological Agency’s Himawari satellite …

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