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Seismic swarm at Campi Flegrei raises questions but not immediate alarm, Italy
A seismic swarm consisting of approximately 64 events, with magnitudes ranging up to 4.2, has been observed since 05:06 LT on September 26, 2023, in the Campi Flegrei region, Italy. Campi Flegrei is a 13 km (8 miles) wide caldera…
Increased volcanic activity observed at Chile’s Villarrica volcano
Increased volcanic activity was detected at the Villarrica volcano in Chile, starting on September 24, 2023, prompting officials to elevate the alert level to Orange. Evacuations have commenced in affected communes, and educational institutions have been temporarily closed. Increased levels…
Mexico’s Jalisco hit by deadly flash floods
On September 25, 2023, flash floods ravaged the small community in the municipality of Autlán de Navarro in Jalisco, Mexico. The sudden surge in the El Jalocote stream led to eight confirmed deaths, three missing persons, and significant property damage.…
El Naranjo River bursts, destroying homes and causing evacuations in Guatemala City
Heavy rain caused the El Naranjo River to break its banks in the early hours of September 25, 2023, near Guatemala City. The flash floods destroyed six homes in the shantytown of Dios Es Fiel, claiming at least six lives…
Disastrous floods cause evacuations and road closures in South Africa’s Western Cape
Heavy rainfall and the bursting of river banks led to severe flooding in the Western Cape area of South Africa from September 23 to 25, 2023. The disaster resulted in multiple fatalities, thousands of evacuations, and significant infrastructure damage. Following…
Central Greece looks to be in for another heavy rainfall and flooding event
Areas in Central Greece recently flooded by Storm Daniel could experience another episode of heavy rainfall and flooding this week. Central Greece is preparing for another possible major rainfall event, as a cut-off low shifts south into the Mediterranean, bringing…
Rare red auroras seen as far south as France
The Coronal Mass Ejection (CME) that was launched on September 22, 2023, hit Earth’s magnetic field on September 24 at 20:43 UTC, sparking a moderate G2 – Moderate geomagnetic storm and rare red auroras. Initially detected in Canada where magnetometer…
High-level eruption at Shishaldin volcano, Aviation Color Code raised to Red, Alaska
An ash cloud from Alaska’s Shishaldin Volcano soared above 6 km (20 000 feet) above sea level at 13:24 UTC and up to 13.7 km (45 000 feet) by 14:18 UTC on September 25, 2023. The eruption, monitored through an…
High-intensity explosion at Stromboli volcano, Italy
A high-intensity explosion took place at Italy’s Stromboli volcano at 08:28 UTC on September 25, 2023. Webcam images acquired at 14:27 and 14:33 UTC show increased temperature at the crater, small lava flows and ash rising up. At the time…
Three dead, over 1 300 require medical care as dust storms hit Iran’s Sistan-Baluchistan
At least three people died and more than 1 300 sought medical help as dust storms swept across Iran’s Sistan-Baluchistan province from September 20 to 22, 2023. Reduced visibility caused by the storms led to fatalities, according to state reports.…
Violent Atlantic storm Agnes to impact Ireland and the UK mid-week
Storm Agnes formed on September 25, 2023, as the first named system of the 2023/24 North Atlantic storm season. Agnes is set to bring severe winds and waves to Ireland and the UK on Wednesday, September 27, 2023. Forecasters are…
Asteroid 2023 SL5 flew past Earth at 0.1 LD
A newly-discovered asteroid designated 2023 SL5 flew past Earth at a distance of 0.13 LD / 0.00035 AU (51 864 km / 32 227 miles) from the center of our planet at 07:54 UTC on September 20, 2023. This is…
Motorway between Sweden and Norway shut down after massive landslide
On the morning of September 23, 2023, a large landslide caused the collapse of a motorway stretch between Gothenburg in Sweden and Oslo in Norway. The landslide has resulted in three injuries and is currently under police investigation. The incident…
Three tornadoes wreak havoc in Northern Italy
Three tornadoes touched down in Northern Italy, on September 22, 2023 — two in Lombardy, affecting regions including Milan, Rho, and Pregnana Milanese, and one in Piedmont. The twisters uprooted trees and caused damage to structures, impacting both residential areas…
Tropical Storm “Ophelia” makes landfall in North Carolina, causing major flash floods
Tropical Storm “Ophelia” made landfall near Emerald Isle, North Carolina, around 10:15 UTC on September 23, 2023, with maximum estimated winds of 110 km/h (70 mph). The storm has since weakened into a post-tropical low but continued to pose a…
Tropical storm developing off the SE coast of USA, landfall forecast in North Carolina
Meteorologists are closely monitoring a low-pressure system currently situated off the southeastern coast of the United States. Currently known as Potential Tropical Cyclone Sixteen, the system is expected to strengthen into a full-fledged tropical storm by the time it makes…
M6.1 earthquake hits Vanuatu at intermediate depth
A strong earthquake registered by the USGS as M6.1 hit Vanuatu at 21:11 UTC on September 21, 2023. The agency is reporting a depth of 188 km (117 miles). EMSC is reporting the same magnitude and depth. The epicenter was…
Strong M8.7 solar flare erupts from Region 3435
A strong solar flare measuring M8.7 erupted from Active Region 3435 at 12:54 UTC on September 21, 2023. The event started at 12:42 and ended at 13:02 UTC. This is the second M8+ solar flare since M8.2 at 14:11 UTC…
Over 22 000 ha (54 000 acres) of crops damaged by hailstorms and severe weather in Valencia, Spain
In a significant blow to Valencia’s agricultural sector, hailstorms, winds, and rain on Sunday damaged more than 22 000 ha (54 363 acres) of crops, causing an estimated loss of over 43 million euros. The most affected regions were Utiel-Requena…
The Weekly Volcanic Activity Report: September 13 – 19, 2023
New activity/unrest was reported for 2 volcanoes from September 13 to 19, 2023. During the same period, ongoing activity was reported for 21 volcanoes. New activity/unrest: Kilauea, Hawaiian Islands (USA) | Ruby, Mariana Islands (USA). Ongoing activity: Aira, Kyushu (Japan)…
Storm Daniel’s extreme rainfall in Central Greece marked as a 1-in-200+ year event
Extreme rainfall from Storm Daniel led to catastrophic flooding in Central Greece earlier this month, described as a 1-in-200+ year event. The storm then moved on to cause massive flooding in Libya, resulting in over 11 000 fatalities. Daniel impacted…
Strong M8.2 solar flare erupts from Region 3435
A strong solar flare measuring M8.2 erupted from Active Region 3435 at 14:19 UTC on September 20, 2023. The event started at 14:11 and ended at 14:25 UTC. A Type II Radio Emission with an estimated velocity of 1 054…
M6.0 earthquake hits central East Pacific Rise
A shallow earthquake registered by the USGS as M6.0 hit central East Pacific Ridge at 14:45 UTC on September 20, 2023. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.…
Rare “earthquake lights” reported before the destructive M6.8 earthquake in Morocco
Ahead of a deadly magnitude 6.8 earthquake in Eastern Morocco’s High Atlas Mountains on September 8, 2023, unexplained lights were reported in the sky. While the phenomenon has historical roots and recent accounts, its authenticity and cause remain subjects of…
Misleading video alleges meteorite impact in Punta Carnero, Ecuador
On September 19, 2023, reports of a bright green meteorite over Ecuador were debunked after investigations found the claims to be false. The supposed meteorite was rumored to have impacted Punta Carnero in Santa Elena Province. A series of reports…
Destructive tornado outbreak hits Jiangsu, damaging or destroying 1 600 homes and killing 10, China
On September 19, 2023, the northeastern coastal province of Jiangsu in China was struck by a significant severe weather outbreak, with multiple tornadoes causing damage to more than 1 600 homes and tragically claiming the lives of at least 10…
Rainy season in Niger results in 41 deaths; Maradi Region worst hit
The ongoing rainy season, which commenced in early July, is inflicting extensive damage across Niger, leading to major flooding and overflows of the Niger and Komadougou rivers. As the water levels rise, reports confirm a mounting toll of casualties and…
Torrential rain triggers landslide in Lisal, northwestern DRC, killing 17
Torrential rainfall in the town of Lisal, located in northwestern Mongala province, Democratic Republic of Congo, triggered a devastating landslide along the Congo River, resulting in the death of at least 17 residents. Authorities are on high alert, suggesting the…
First eruption at Ruby volcano since 1995, Northern Mariana Islands
An eruption at submarine Ruby volcano, near the southern end of the Mariana arc, was detected on Thursday, September 14, 2023. This was based on seismoacoustic signals from a monitoring station in Saipan and satellite imagery that captured a submarine…
Two CMEs strike Earth, producing G3 – Strong geomagnetic storm
Two coronal mass ejections (CMEs) impacted Earth on September 18, 2023, producing G3 – Strong geomagnetic storming. In 24 hours to 00:30 UTC on September 19, solar wind parameters were indicative of a likely transient arrival and passage early in…
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