Editors' picks

3top of agung volcano bali indonesia

Alert level for Agung volcano raised to 3 (of 4), Bali, Indonesia

The Alert Level for Agung volcano in Karangasem district of the Indonesian province of Bali was raised from 2 to 3 (of 4) on September 18, 2017, following a sharp increase in volcanic earthquakes on September 17. Authorities raised the alert to 2 on September 14,...

September 19, 2017

nam ao dam bursts laos september 11 2017

Under construction Nam Ao dam bursts, causing severe flash flooding, Laos

An under construction Nam Ao Hydropower Project in Phaxay district, Xieng Khuang Province of Laos burst on September 11, 2017, causing severe flash flooding. According to KPL, Lao News Agency, many farmlands of people in Thathom district, Xaysomboun Province have...

September 18, 2017

very bright fireball mauritius reunion september 14 2017

Very bright daylight fireball explodes over Mauritius and Reunion

A very bright fireball streaked across the sunset sky over Mauritius and Reunion islands around 14:30 UTC (18:30 local time) on Thursday, September 14, 2017. The event reportedly lasted up to 20 seconds before it exploded and left a smoke trail. The object was...

September 16, 2017

hurricane irma at 11 30 utc on september 6 2017 rcp

Irma for the history books: Meteorological records and most notable facts

Irma was born as a tropical storm on August 30, 2017 and became a hurricane on August 31. It then rapidly intensified into Category 5 hurricane and passed over several Caribbean islands, destroying everything in its path. It made landfall over Cudjoe Key in the...

September 13, 2017

x8 2 solar flare september 10 2017

Glancing blow expected from CME produced by major X8.2 solar flare

A major X8.2 solar flare that erupted at 16:06 UTC on September 10, 2017 from Region 2673, produced a powerful asymmetric full halo Coronal Mass Ejection (CME) and it appears one part of it is heading toward Earth. A glancing blow is expected late on September 13....

September 11, 2017

severe flash flood zadar croatia september 11 2017

Thunderstorm hits Zadar and becomes stationary, causing unprecedented flash flood, Croatia

A severe thunderstorm that swept over Italy on September 10, 2017, causing at least 6 deaths, reached Croatia during the late afternoon hours, dumping heavy rain. Heavy rain continued through the rest of the day and overnight, breaking, in some areas, monthly...

September 11, 2017

livorno tuscany italy severe flood september 10 2017

Severe flooding hits central Italy, at least six dead and two missing

At least six people have been killed and 2 are still missing in the Tuscan port town of Livorno after a nearly stationary severe storm dumped heavy rain on Sunday, September 10, 2017, triggering severe flooding and landslides. Mayor Filippo Nogarin said a 'crazy...

September 10, 2017

3122 florence by mike olason

Two moons discovered orbiting large asteroid 3122 Florence as it flew past Earth

Asteroid 3122 Florence (1981 ET3), one of the largest known, flew past Earth at a distance of 18.38 LD (~7 million km / 4.4 million miles / 0.047 AU) at 12:06 UTC on September 1, 2017. This is the largest asteroid to pass this close to our planet since the first...

September 09, 2017

aurora over finland september 8 2017

G4 - Severe geomagnetic storming observed as CME from X9.3 flare impacts Earth

A Coronal Mass Ejection (CME) produced by the X9.3 solar flare on September 6, 2017, reached our planet at 23:04 UTC on September 7, 2017, a full day earlier than it was expected. G3 - Strong geomagnetic storming started 23:25 and increased to G4 - Severe at 23:50...

September 08, 2017

wsa enlil cme model

Shock arrival from September 4 Coronal Mass Ejection

The coronal mass ejection (CME) produced by the M5.5 solar flare on September 4, 2017 arrived at the DSCOVR spacecraft on September 6 at 23:08 UTC and at Earth 30 minutes later. The impact did not spark a geomagnetic storm, but the potential still exists as the CME...

September 07, 2017

tropical storm katia september 6 2017

Tropical Storm "Katia" forms in the Gulf of Mexico

Tropical Storm "Katia" formed in the Bay of Campeche, near the coast of Mexico at 09:00 UTC on September 6, 2017 as the 11th named storm of the 2017 Atlantic hurricane season. The system is nearly stationary at this time, with its center located 165 km...

September 06, 2017

very bright fireball over british columbia credit p gerrard september 2017

Very bright fireball illuminates British Columbia, sonic boom reported

A very bright fireball streaked across the night sky over British Columbia, Canada at 05:11 UTC on September 5, 2017 (22:11 PDT, September 4). The event lasted about 10 seconds and was followed by a sonic boom. The American Meteor Society (AMS) received 224 reports...

September 05, 2017

fernandina eruption september 4 2017 at 22 15 utc

Fernandina volcano enters new eruptive phase, first since 2009

Ecuador's Fernandina volcano, the most active of Galápagos volcanoes, entered a new eruptive phase at approximately 17:25 UTC (12:25 local time) on September 4, 2017. The eruption comes after 8 years of superficial calm. It was observed by the crew of...

September 05, 2017

porkchop geyser yellowstone

Yellowstone earthquake activity remains at elevated levels since June 12

Yellowstone earthquake activity remains at elevated levels, compared with typical background activity, since June 12, 2017, when an energetic earthquake swarm started in the region. In total, 2 532 earthquakes were registered since then. However, there are...

September 04, 2017

waterspouts over sochi russia august 29 2017

Plane dodges tornadoes in hair-raising landing in Sochi, Russia

A plane was filmed landing in the Russian city of Sochi with three large tornadic waterspouts right behind it on August 29, 2017. Up to twelve tornadoes were spotted off the coast on the same day, and it is the second week in a row that the columns have ripped...

August 31, 2017

tropical storm harvey at 21 00 utc on august 29 2017

Harvey breaks record for most rainfall from tropical cyclone in the contiguous US

Although it's still not over, Tropical Cyclone "Harvey" has now dumped more rain on the contiguous United States than any previous tropical cyclone since records began. The most rainfall produced by any tropical cyclone in the entire US was 1 320.8 mm...

August 29, 2017

bogoslov june 2017

Robust steam plume, new explosive eruption at Bogoslov volcano, Alaska

A new explosive eruption took place at Bogoslof volcano, Alaska at 00:29 UTC on August 27, 2017 and lasted about 4 minutes. The cloud produced during today's event was observed in satellite images to drift southeast from Bogoslof and pass over southern Unalaska...

August 27, 2017