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 strong earthquake registered by the USGS as M6.3 hit Andreanof Islands, Alaska at 19:57 UTC on December 8, 2024. The agency is reporting a depth of 18 km (11 miles). EMSC is reporting the same magnitude and depth.
A strong earthquake registered by the USGS as M6.1 hit the Kuril Islands region, Russia at 10:25 UTC on December 8, 2024. The agency is reporting a depth of 220 km (137 miles). EMSC is reporting the same magnitude and depth.
A major solar flare measuring X2.2 erupted from Active Region 3912 at 09:06 UTC on December 8, 2024. The event started at 08:50 and ended at 09:10 UTC.
New activity/unrest was reported for 7 volcanoes from November 27 to December 3, 2024. During the same period, ongoing activity was reported for 16 volcanoes.
A very strong and shallow earthquake registered by the USGS as M7.0 hit near the coast of Northern California at 18:44 UTC (10:44 LT) on December 5, 2024. The agency is reporting a shallow depth of 10 km (6.2 miles). A Tsunami Warning was issued for parts of California and Oregon along the U.S. West Coast.
A newly-discovered asteroid currently designated COWEPC5 is expected to impact Earth’s atmosphere over Siberia, Russia at around 16:15 UTC (08:15 PST) on December 3, 2024. This is the 11th predicted Earth impactor on record – and the 4th so far this year.
A newly discovered asteroid designated 2024 XA flew past Earth at 0.02 LD / 0.00005 AU (7 726 km / 4 801 miles) from the center of our planet at 09:46 UTC on December 1, 2024. This is about 1 355 km (842 miles) above the surface, making it the closest asteroid flyby of the year.
New activity/unrest was reported for 7 volcanoes from November 20 – 26, 2024. During the same period, ongoing activity was reported for 14 volcanoes.
A coronal mass ejection (CME) associated with filament eruption near Region 3901 at around 20:24 UTC on November 25, 2024, is forecast to reach Earth late November 28 (UTC).
A strong and shallow earthquake registered by the Japan Meteorological Agency (JMA) as M6.4 hit near the coast of Ishikawa Prefecture, Japan, at 13:47 UTC on November 26, 2024. The agency is reporting a depth of 10 km (6.2 miles). USGS are EMSC are reporting M6.1 at a depth of 10 km.
