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 recurrent, positive polarity coronal hole high speed stream (CH HSS) is affecting our planet since September 23, sparking active to G1 – Minor geomagnetic storm conditions. A G2 – Moderate geomagnetic storm warning was issued at 08:07 UTC today. In 24 hours to…
New activity/unrest was reported for 3 volcanoes from September 16 to 22, 2020. During the same period, ongoing activity was reported for 13 volcanoes. New activity/unrest: Erta Ale, Ethiopia | Pavlof, United States | Sangay, Ecuador. Ongoing activity: Aira, Kyushu…
A rare earthquake measuring M4.4 on the Richter scale hit 23 km (14 miles) NW of Saint-Denis, Reunion at 17:00 UTC on September 21, 2020. RNS is reporting a depth of 27 km (17 miles). This is the largest earthquake to hit the island since 1979 when Piton de la…
Tropical Storm "Dolphin" formed well south of mainland Japan on September 22, 2020, as the 12th named storm of the 2020 Pacific typhoon season. According to the Japan Meteorological Agency (JMA), Dolphin is expected to travel close to the areas from…
Hurricane "Teddy" has transitioned into a strong post-tropical cyclone and is now approaching Nova Scotia, Canada, producing destructive waves, heavy rain, and strong winds. Landfall is expected over eastern Nova Scotia today. Teddy's center will…
Tropical Storm "Beta" made landfall near the southern end of Matagorda Peninsula, Texas — about 10 km (6 miles) N of Port O'Connor — at 04:00 UTC on September 22, 2020, with maximum sustained winds of 75 km/h (45 mph) and minimum central pressure of…
Seismic activity at Pavlof volcano has increased on September 21, 2020, prompting the Alaska Volcano Observatory (AVO) to raise the Aviation Color Code to Yellow and Alert Level to Advisory. While this does not necessarily mean that an eruption is likely or…
Strombolian activity with sporadic ash emissions continues intermittently at Mount Etna's 'saddle crater' since around July 10, 2020. The image below shows strombolian activity at the newest crater, referred to as the 'cono della sella'…
Subtropical Storm "Alpha" — the 22nd named storm of the 2020 Atlantic hurricane season and the earliest 22nd Atlantic named storm on record — made landfall near central Portugal at 18:30 UTC on September 18, just 2 hours after its formation. Alpha is the…
The center of Hurricane "Teddy" is moving east of Bermuda on September 21, 2020, bringing tropical-storm-force wind gusts. Teddy is forecast to become a strong post-tropical cyclone before reaching Nova Scotia, Canada on September 23. A Tropical Storm…
