A strong and shallow earthquake registered by the USGS as M6.8 hit off the east coast of Honshu, Japan at 08:03 UTC (17:03 local time) on November 9, 2025. The agency is reporting a depth of 10 km (6.2 miles). The Japan Meteorological Agency (JMA) reported it as M6.7 at a depth of 10 km, while the European-Mediterranean Seismological Centre (EMSC) reported M6.8 at a depth of 5 km (3.1 miles).
A developing low-pressure system over the Northeast Pacific is forecast to direct a strong atmospheric river (AR) toward California between November 12 and 15, 2025. The Center for Western Weather and Water Extremes (CW3E) indicates a high probability of moderate to strong AR conditions in Northern and Central California, with heavy precipitation possible in the Sierra Nevada and coastal ranges.
A powerful tornado struck the municipality of Rio Bonito do Iguaçu, Paraná, southern Brazil, in the late afternoon of November 7, 2025, killing at least five people and injuring over 130, of whom 30 were seriously injured. Winds exceeding 240 km/h (150 mph) destroyed most of the town’s structures, prompting a large-scale emergency response by Civil Defense, the Fire Department, and state authorities.
A fast-moving clipper storm swept through parts of the U.S. Northeast on November 5–6, 2025, producing wind gusts up to 113 km/h (70 mph), leaving more than 70 000 customers without power across several states.
Severe Tropical storm Fung Wong intensified over the Philippines Sea on November 7, 2025, and is forecast to make landfall over the Philippines over the weekend.
Typhoon Kalmaegi made landfall over Binh Dinh Province in central Vietnam on November 6, 2025. Heavy storm total rainfall of up to 200–600 mm (8–24 inches) is forecast across parts of Vietnam as the storm moves towards Laos and Cambodia.
The Philippine government declared a state of calamity on November 6, 2025, after Typhoon Kalmaegi left 114 people dead, 127 missing, and displaced more than 560 000 residents while flooding parts of the Visayas, according to the National Disaster Risk Reduction and Management Council (NDRRMC).
A record-breaking bomb cyclone ripped through Newfoundland from November 4 through 5, 2025 bringing along Category 2 hurricane force winds, coastal flooding, and causing widespread damage across the region.
An EF1 tornado confirmed near Alta, Wyoming, in the Teton Canyon area of the Caribou–Targhee National Forest on October 15, 2025, was officially verified on October 28. It is the third tornado ever recorded in Teton County and the first October tornado on record in Wyoming.
An early-season stratospheric warming event is forecast to weaken the polar vortex in the coming weeks, potentially influencing winter 2025–26 weather across North America and Europe.
