A fast‑moving wildfire burned 13 000 ha (32 100 acres) in the Aude department of southern France from August 5–6, 2025, killing one person, injuring nine others, and forcing evacuations across multiple communes. Civil Security said the fire is advancing at about 5 km/h (3 mph) and confirmed it was the most significant wildfire of the French summer season.
Hong Kong recorded its heaviest August daily rainfall since records began in 1884, with 355–359 mm (14–14.1 inches) measured by mid‑afternoon on August 5, 2025, prompting a black rainstorm warning that lasted more than 11 hours, the second‑longest on record.
Air quality alerts were issued across the U.S. Midwest and Northeast on Monday, August 4, 2025, and remain in effect on August 5, as over 740 wildfires burning across Canada send smoke to the U.S. Currently, 2025 is the third most destructive year for wildfires in Canada and is likely to become the second most destructive year surpassing 1989 when wildfires burned over 17 million acres of land across the country.
Isesaki in Gunma Prefecture recorded 41.8°C (107.2°F) at 14:26 LT on August 5, 2025, setting Japan’s highest temperature on record and marking the second time in one week that the national record was broken.
Deadly floods struck Cleburne County, Alabama at around 04:44 local time on Sunday, August 3, 2025, claiming at least one life and prompting multiple rescues as floodwaters washed away vehicles.
A violent cloudburst struck Dharali village in Uttarkashi district, Uttarakhand, India, at approximately 13:45 local time on August 5, 2025, triggering major mudslide that killed at least 4 people and left more than 50 missing. The slide destroyed homes, hotels, and infrastructure along the Kheer Gad catchment, prompting large-scale rescue operations by military and disaster response teams.
Preliminary data from KBGSRAS shows that the southern part of the Kamchatka Peninsula shifted southeastward by nearly 2 m (6.6 feet) after M8.8 earthquake on July 29. This is comparable in scale to displacement observed during the 2011 M9.1 Tōhoku earthquake in Japan.
Torrential rainfall totaling nearly 2 900 mm (114 inches) since July 28 2025 caused severe flooding and landslides across southern Taiwan, killing at least four people, leaving three missing, and forcing nearly 6 000 evacuations.
Storm Floris struck the United Kingdom on August 4, 2025, undergoing explosive cyclogenesis and producing widespread wind damage, power outages, and travel disruption. The system reached bomb cyclone status after its central pressure dropped 24 hPa in 24 hours, with peak gusts of 129 km/h (80 mph) recorded around Moray Firth and 106 km/h (66 mph) at Orlock Head — tying Northern Ireland’s August wind record set in 1989.
Rare footage shows large tsunami waves hitting Russia’s Kamchatka Peninsula following an M8.8 earthquake at 23:24 UTC (11:24 local time) on July 29, 2025. Video captured from a coastal cliff shows successive wave fronts surging ashore and rapidly inundating low-lying areas.
