Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.
A deep low-pressure area moving in from the Atlantic Ocean this week has been named Storm Barra by Met Éireann on Sunday, December 5, 2021, due to the level of impacts expected for the Republic of Ireland. After impacting Ireland, Barra will bring strong…
At least 39 people have been killed, 12 are missing and 57 others have been injured after powerful eruption of Semeru volcano in the Indonesian province of East Java on Saturday, December 4, 2021. Nearly 3 000 houses and 38 schools were damaged. Saturday's…
A high-level eruption took place at Semeru volcano, East Java, Indonesia at around 08:20 UTC on Saturday, December 4, 2021. The Aviation Color Code was raised to Red. The eruption comes just two days after a high-level eruption at Sangay volcano, Ecuador.1 At 09:20…
The ice sheet in Grímsvötn has subsided about 17 m (55.8 feet) from November 24 to December 2, 2021. This is about 9 days since it started subsiding and running water began to break its way under the glacier. The Meteorological Office's hydrologists…
A shallow earthquake registered by the USGS as M6.0 hit South Sandwich Islands region at 08:33 UTC on December 3, 2021. The agency is reporting a depth of 9.9 km (6.1 miles). The EMSC is reporting M6.0 at a depth of 80 km (49.7 miles). This is the second M6+…
A strong and shallow earthquake registered by the USGS as M6.2 hit the Easter Island region at 04:40 UTC on December 3, 2021. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.1 at a depth of 33 km (20.5 miles). The epicenter was located 324…
At least 18 people have died or are missing after heavy rains affecting Vietnam since November 26, 2021, caused severe floods and damage. The death toll was confirmed by Vietnam Disaster Management Agency (VDMA) on December 1. The worst affected was Phu Yen with 10…
A major explosive event was registered at Sangay volcano, Ecuador at 09:03 on December 2, 2021. The Washington VAAC is reporting volcanic ash rising up to possibly 15.2 km (50 000 feet) above sea level. Consequently, there is a possibility of ashfall in the areas…
The GPS meter in Grímsvötn shows that the ice cap continues to descend and it has sunk almost 9.87 m (32.4 feet) since it was measured highest on November 24, 2021, the Icelandic Meteorological Office (IMO) reports. Running water has now appeared in…
A total solar eclipse will take place on December 4, 2021, just two weeks after a partial lunar eclipse on November 19 – the longest since 1440 and until 2669.1 The total eclipse will be visible from Antarctica and partially visible from South Africa and south…
