The first major snowfall of the 2024/25 winter season arrived in Southcentral Alaska on Monday, October 28, 2024, prompting authorities to issue multiple warnings and advisories.
A solar radiation storm reached S2 – Moderate levels on October 27, 2024, following a powerful X1.8 flare on October 26. Elevated levels of high-energy protons are expected to persist, potentially impacting high-altitude flights, satellite operations, and polar radio communications.
Severe Tropical Storm “Trami” made landfall in Divalacan, Isabela, Philippines on October 23, 2024, causing widespread flooding and landslides in which at least 90 people died and 36 remain missing. Trami reached Vietnam on October 27 and made landfall in Thua Thien-Hue and Da Nang at around 03:00 UTC, with maximum sustained winds of 88 km/h (55 mph).
A major, long-duration solar flare measuring X1.8 erupted from Active Region 3872 at 07:19 UTC on October 26, 2024. The event started at 05:57 and ended at 07:56 UTC. A large coronal mass ejection (CME) was produced during the event.
Popocatépetl volcano in Mexico has shown increased activity over the past few days, with significant ash and SO2 emissions recorded since October 24. On October 26, volcanic ash cloud was estimated at approximately 9.1 km (30 000 feet) above sea level, extending about 833 km (517 miles) northeast of the summit into the Gulf of Mexico.
Tropical Cyclone “Dana” swept across the Odisha coast early Friday, October 25, 2024, after making landfall near Bhitarkanika National Park and Dhamara, bringing intense winds of up to 120 km/h (75 mph) and rainfall across Odisha and West Bengal. Extremely heavy rainfall is forecast for several regions with Red, Yellow, and Orange warnings in effect for over 100 districts across Odisha, Jharkhand, and West Bengal.
A major, long-duration solar flare measuring X3.3 erupted from the Sun’s southeast limb at 03:57 UTC on October 24, 2024. The event started at 03:30 and ended at 04:28 UTC. The source is returning Region 3842.
A small asteroid, currently designated A11dc6D, impacted Earth’s atmosphere over the eastern Pacific Ocean at 10:54 UTC on October 22, 2024. This marks the 10th recorded instance of an asteroid being detected prior to impacting Earth, and the third occurrence of such an event this year. The asteroid was later officially named 2024 UQ.
A bright fireball streaked across the twilight sky over Lake Erie at 23:00 UTC (19:00 LT) on October 21, 2024. The event lasted several seconds before the object fragmented and disintegrated, leaving a glowing vapor trail near Ashtabula, Ohio.
The Icelandic Met Office (IMO) is reporting increased geothermal activity in the Geysir Geothermal Area since Saturday, October 19, 2024. The reason for the changes observed remains unclear 3 days after the activity increased.
