A minor eruption was reported at Barren Island volcano in the Andaman Sea at around 10:15 LT (04:45 UTC) on September 20, 2025, two days after a shallow M4.2 earthquake in the region. The National Centre for Seismology suggested the quake may have disturbed the magma system, although no independent confirmation of the link is available.
Tropical Storm Bualoi, known in the Philippines as Opong, intensified over the Philippine Sea on September 24, 2025, moving west-northwest at 20 km/h (12 mph) with winds of 95 km/h (59 mph) and gusts up to 115 km/h (71 mph). PAGASA forecasts landfall in the Bicol Region on September 26, with warnings issued for heavy rainfall, flooding, and storm surge of up to 3 m (10 feet) along eastern coastal provinces.
Ragasa made landfall over the coast of China’s Guangdong Province at 17:00 LT (09:00 UTC) on September 24, 2025, as a severe typhoon, with sustained winds of 145 km/h (90 mph). The storm caused widespread disruption across southern China, Hong Kong, and Taiwan, where at least 17 people were killed in flooding a day earlier.
Widespread thunderstorms are forecast across the United States on Wednesday and Thursday, September 24 and 25, 2025, as a cold front advances eastward. The Weather Prediction Center (WPC) has issued a Slight Risk of Excessive Rainfall for parts of the Ohio and Tennessee Valleys, while isolated flash flooding is possible in southern New England and the New York City metropolitan area as storms reach the Northeast.
A tropical wave over the northeastern Caribbean Sea is producing showers, thunderstorms, and gusty winds across the Windward and Leeward Islands on September 24, 2025. The National Hurricane Center (NHC) said the disturbance will spread heavy rainfall and gusty winds into Puerto Rico and the Virgin Islands later today and into the Dominican Republic tonight, with conditions becoming more favorable for development later this week near the Bahamas. Another wave, located about 1 125 km (700 miles) east of the Leeward Islands, also has a high chance of becoming a tropical depression in the coming days.
At least 12 people died after record breaking rains flooded Kolkata, West Bengal on September 23, 2025, leaving roads inundated, transport paralyzed, and power disrupted.
A sinkhole measuring about 30 m x 30 m (98 x 98 feet) and 50 m (164 feet) deep opened around 06:30–07:00 LT on September 24, 2025, in front of Vajira Hospital, Bangkok, swallowing vehicles and damaging utilities.
A Hurricane Watch was issued for all islands of the Azores at 11:00 AST (15:00 UTC) on Tuesday, September 23, 2025, as Category 4 Hurricane Gabrielle moves east-northeastward over the North Atlantic. The system is forecast to approach the archipelago late Thursday, bringing the risk of hurricane-force winds, storm surge, and 75–125 mm (3–5 inches) of rainfall to the central and western islands. Swells are already affecting Bermuda, the U.S. East Coast, and Atlantic Canada.
Hurricane Narda formed at 15:00 UTC on September 23, 2025, as the 8th hurricane of the 2025 eastern Pacific hurricane season. While it is expected to strengthen further, it is nor forecast to cause any hazards on land.
At least two people died and three remain missing after Matai’an Creek Barrier Lake overflowed twice on September 23, 2025, in Guangfu Township, Hualien County, Taiwan. Nearly 300 people were stranded as floodwaters caused widespread destruction, following early evacuation of about 10 000 residents on September 22.
