Search operations continued in Suichuan County, Jiangxi Province, China, on September 7, 2026 after landslides left four people dead and 10 missing in Mingkeng and Yangfen villages. Crews reopened approximately 600 m (1 970 feet) of access road to the main disaster site late on September 6, while cracks on another slope prompted the precautionary evacuation of 169 residents from Heping Village.
Volcanic ash from Anak Krakatau prompted temporary closures at eight airports across western Indonesia on September 6, 2026. As of 17:06 WIB (10:06 UTC), the Ministry of Transportation reported 1 558 delayed flights and approximately 170 000 affected passengers, while the closures were extended through 24:00 WIB (17:00 UTC). The volcano remained at Level III (Siaga), with a 3 km (2 miles) exclusion zone around its center of activity.
21 students were transported with heat-related illnesses after Carter Middle School in Knox County, Tennessee, evacuated students to a football field during an NWS Heat Advisory on September 4, 2026. The advisory warned of heat index values reaching 41.1°C (106°F) across the affected area, while three students were classified as critical when transported, according to Rural Metro Fire.
Record rainfall associated with Typhoon No. 24 and an autumn-rain front affected Yakushima Town, Kagoshima Prefecture, from September 4 to September 5, 2026, with 24-hour rainfall at Onoaida reaching 490.5 mm (19.31 inches) by 05:30 JST. The Japan Meteorological Agency issued a Level 5 Landslide Disaster Special Warning at 05:10 before replacing it with a Level 4 warning at 11:30, while authorities reported landslides, water outages affecting as many as 289 households, and large amounts of driftwood at Miyanoura Port.
Hurricane Lowell reached Category 5 strength with winds of 260 km/h (160 mph) before weakening slightly to Category 4 south of Hawaii late on September 4. Heavy rainfall, life-threatening surf and possible wind and storm-surge impacts remained forecast for portions of the state through early next week, particularly around Kauaʻi County.
A high-level eruption at Anak Krakatau, Indonesia, ejected volcanic ash up to 15 km (50 000 feet) above sea level at 00:50 WIB on September 5, 2026 (17:50 UTC on September 4). Darwin Volcanic Ash Advisory Center (VAAC) later tracked the ash moving west at approximately 74 km/h (46 mph), while a second layer to about 5.5 km (18 000 feet) extended south. SIGMETs were issued for the Jakarta and Melbourne flight information regions.
Severe thunderstorms damaged trees and power infrastructure from Michigan to Pennsylvania on September 2 and 3, 2026 while a gust of 103 km/h (64 mph) was recorded at Ronald Reagan Washington National Airport late September 3. DTE Energy reported 145 000 customers restored by early September 4, while the Storm Prediction Center maintained a Slight Risk from the southern Great Lakes into the Mid-Atlantic, with damaging wind gusts the primary hazard
Multiple people were missing, and more than 100 houses had collapsed in Huating Town, Putian, after Typhoon Saudel brought heavy rain and severe flooding across Fujian on September 3, 2026. Authorities had evacuated 83 700 people from risk areas, while NMC recorded local rainfall totals reaching 565.5 mm (22.26 inches) in some areas. Fifty rivers in Fujian exceeded warning levels at 74 hydrological stations between September 3 and 4.
New activity/unrest was reported for 5 volcanoes from August 27 – September 2, 2026. During the same period, ongoing activity was reported for 17 volcanoes.
An early-season atmospheric river associated with a potent upper-level closed low is forecast to bring 25–75 mm (1–3 inches) of precipitation to parts of the western United States through 05:00 PT (12:00 UTC) on September 5, 2026. The Weather Prediction Center (WPC) placed interior northern California, eastern Oregon, and western Idaho under a Marginal Risk of excessive rainfall for September 3–4, while Marie-related moisture raised a separate, more uncertain California rainfall risk later in the forecast period.
