Full Version: Tonga volcanic eruption
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It looks like lightning from the Jan 15, 4:15 UT volcanic eruption in Tonga are visible in archive data:
However the timestamps seem to be one our late, i.e. 5:15 - 6:30. Perhaps the web interface is actually showing CET instead of UTC?

Regards from Nürnberg,
Interesting analysis of weather data - pressure jump recorded by weather stations - also amateur ones.
Article in Polish:,120.html

Recorded by stations in Poland (in Polish):