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.

  • The Weekly Volcanic Activity Report: October 21 – 27, 2020

    New activity/unrest was reported for 3 volcanoes from October 21 to 27, 2020. During the same period, ongoing activity was​ reported for 14 volcanoes. New activity/unrest: Bezymianny, Central Kamchatka (Russia) | Karymsky, Eastern Kamchatka (Russia) |…

  • Hurricane “Zeta” makes historic landfall in Louisiana, U.S.

    Fast-moving Hurricane "Zeta" made landfall at its peak strength near Cocodrie in southeastern Louisiana at 21:00 UTC on October 28, 2020. Its maximum sustained winds of 175 km/h (110 mph) at the time of landfall placed it on the upper edge of a Category 2…

  • Korovin volcano alert level raised, Alaska

    Increased seismicity and recent satellite detections of significant sulfur dioxide emissions forced the Alaska Volcano Observatory (AVO) to increase alert levels for Korovin volcano on October 28, 2020. The Aviation Color Code was raised to Yellow and Alert Level to…

  • Glancing blow CME possible on November 1

    A Coronal Mass Ejection (CME) produced by a C4.3 flare at 06:16 UTC on October 27, 2020, was analyzed by the SWPC and determined to be a possible glancing blow on November 1. The source of the flare was a large AR 2778 which produced multiple B- and C-class flares…