Toronto briefly recorded the worst air quality in the world on Friday, June 6, 2025, as wildfire smoke blanketed the city, prompting health warnings and disrupting daily life.
A strong, long-duration solar flare registered as M8.1 erupted from Active Region 4100 at 00:05 UTC on May 31, 2025. The flare began at 23:31 UTC on May 30 and ended at 01:32 UTC on May 31. The eruption produced a significant coronal mass ejection (CME). Model forecasts indicate that the CME is Earth-directed and is expected to arrive on June 1.
A massive landslide triggered by the collapse of the Birch Glacier destroyed the village of Blatten, Switzerland, on Wednesday, May 28, 2025. One person has been reported missing, and many houses were completely flattened.
Widespread flooding is affecting parts of eastern New South Wales after days of extremely heavy rainfall pushed rivers beyond capacity starting Sunday, May 18, 2025. The Manning River reached a record 6.4 m (21 feet) at Taree, breaking a record set in 1929. Approximately 48 000 people have been isolated, and emergency crews have responded to nearly 4 000 calls for assistance.
Heavy rain caused severe flooding across New South Wales’ Mid North Coast and Hunter region on May 20, 2025, leading to evacuations and multiple flood rescues. Rivers rose above flood levels, forcing residents in towns like Taree, Coopernook, and Wingham to evacuate. Thousands of homes lost power as emergency services responded to hundreds of incidents.
At least 27 people were killed as major tornado outbreak struck Kentucky, Missouri, and Virginia late on May 16, 2025. Nearly 800 000 customers lost power across the central and eastern United States, affecting an estimated 2 million people. In Kentucky alone, at least 7 tornadoes were confirmed, and over 100 000 customers were left without electricity as the storms moved eastward.
A Flash Flood Emergency was issued for parts of western Maryland on Tuesday, May 13, 2025, as floods forced over 200 people to evacuate three schools in Allegany County. Meanwhile, a 12-year-old boy in Albemarle County, Virginia, was reported missing after being swept away by floodwaters from a nearby creek.
Over 100 people were killed in Kasaba Village, South Kivu Province, eastern Democratic Republic of the Congo, after the Kasaba River overflowed following heavy rainfall between May 8 and 9, 2025. The resulting floods damaged more than 150 homes, injured multiple residents, and devastated the surrounding area.
Severe flooding and landslides in Kinshasa, the Democratic Republic of Congo, between April 4 and 11, 2025, have resulted in at least 165 deaths, 28 injuries, and the displacement of more than 7 000 people. Over 60 000 residents face widespread infrastructure damage and loss of access to basic services.
Eight people, including a 9-year-old boy, have died due to severe weather and flooding across the central United States as of Friday night, April 4, 2025. Fatalities were reported in Tennessee, Missouri, and Indiana. Floods continue to batter much of the region, with some areas forecast to receive 254–508 mm (10–20 inches) through the weekend.
