new paroxysmal eruptive episode started at Etna volcano, Italy on the morning of December 21, 2020. The Aviation Color Code has been raised to Red at 09:34 UTC. According to the Etna Volcano Observatory, a strong intensification of strombolian activity started at Etna's Southeast Crater at 09:08 UTC.
The weather conditions don't allow continuous observation of the current phenomenon.
From a seismic perspective, the average amplitude of volcanic tremor in the Southeast Crater has high values.