Volcanic activity at Etna volcano in Italy gradually intensified at around 08:00 UTC on January 4, 2021, forcing authorities to raise the Aviation Color Code to Red. The Aviation Color Code was raised to Red at 08:42 UTC and lowered back to Orange at 11:26 when…
Noctilucent clouds (NLCs) over the South Pole remain missing as of December 29, 2020– an unusual occurrence as the clouds are expected to appear in the middle of the month. The southern stratosphere seems to think it's winter. In early December, Dr. Tony…
A new eruption has started at Soufrière St. Vincent volcano in Saint Vincent and the Grenadines on December 28, 2020. The Alert Level was raised to Orange (3 of 4). Recreational visits to the volcano have been suspended. There might be an order to evacuate…
The temperature of the Crater Lake (Te Wai ā-moe) at Ruapehu volcano has decreased from 43 to 41 °C (109 – 106 °F) during the past week. The level of volcanic tremor continues to be moderate to strong and a small number of shallow volcanic earthquakes have…
A new seismic swarm started under Cumbre Vieja volcano, La Palma island, Canary Islands at 21:26 UTC on December 23, 2020. The alert level remains at Green (1 of 4) — Carry out your activities normally. Since 2017, Cumbre Vieja has experienced 7 seismic swarms — 1…
A major Sudden Stratospheric Warming (SSW) event is predicted to occur as we start the new year. If the models are correct, we can expect prolonged extremely cold temperatures to affect parts of the northern hemisphere by mid-January. SSW refers to a rapid rise in…
A 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…
An unusually large waterspout formed in the Gulf of Paria, off Port of Spain, Trinidad and Tobago at around 14:50 LT on Friday, December 19, 2020. The waterspout remained out to the sea, as the thunderstorm it was attached to moved westward toward Venezuela. No…
More than 30 000 earthquakes have been registered in the Bransfield Strait, an ocean channel between the South Shetland Islands and the Antarctic Peninsula, since the end of August 2020, according to the University of Chile. The strait is now expanding 15 cm (6…
The season's most powerful cold air mass is bringing remarkably heavy snow to wide swaths of Japan on Wednesday, December 16, 2020. Meteorologists said the snow is falling at an unprecedented rate due to the combination of unseasonably cold Siberian air and…
