The Storm Prediction Center (SPC) issued an Enhanced Risk of severe thunderstorms from northern Illinois into the Ohio Valley for August 11, 2026, with damaging winds the primary threat. A potentially organized mesoscale convective system moving southeast from Iowa could produce a swath of damaging gusts, including some above 120 km/h (75 mph), if it remains well organized.
Five stations break station-history daily rainfall records in in Zhejiang and Shanghai, following Typhoon Dolphin’s double landfall on August 9, 2026. Localized rainfall totals in parts of Taizhou exceeded 700 mm (28 inches) between August 8 and early August 10.Meanwhile, The Ministry of Emergency Management activated a Level IV national emergency response for geological disasters in Hebei, Henan and Hubei on August 10.
Typhoon Dolphin is forecast to make landfall south of Taizhou along the southeastern Chinese coast on August 9, 2026. Zhejiang was put under a Level 1 typhoon emergency response, Fujian had raised its response to Level 2, and China’s National Meteorological Center maintained a red typhoon warning as the cyclone approached the coast. Fujian also reported 98 900 people relocated from risk areas, while ferry, rail and aviation restrictions are in effect in affected areas.
Severe storms crossed Rio Grande do Sul, southern Brazil, on August 6, 2026, producing wind gusts of approximately 120 km/h (75 mph), widespread roof and tree damage and a confirmed tornado. One person was killed, five were injured and 2 306 were displaced.
Typhoon Dolphin re-intensified while passing close to northwestern Okinawa on August 7, 2026, leaving at least five people injured, five homes partially damaged and 16 920 households without power. China’s National Meteorological Center (NMC) said the typhoon could strengthen further before making landfall between Zhejiang and northern Fujian from the afternoon of August 9 to the morning of August 10, with eastern Zhejiang potentially receiving more than 600 mm (23.6 inches) of rain through August 10.
Two walls of dust crossed southern Arizona late on August 5 and early on August 6, 2026, reducing visibility to approximately 400 m (0.25 miles) across parts of Pima and Pinal counties. Winds above 97 km/h (60 mph) accompanied the stronger wall in central Pima County, creating dangerous travel conditions along several state highways and sections of Interstate 10.
Typhoon Dolphin reintensified into a Category 4 equivalent typhoon northeast of Iwo To in Ogasawara, Japan, on August 4, 2026, after completing its fourth eyewall replacement cycle. The system is moving westwards and is forecast to cross the Ryukyu Islands, Japan, and make landfall on Okinawa by August 7.
A frontal system that affected central and southern Chile between August 1 and 2, 2026, left two people dead, 1 399 affected, 156 in shelters and 536 isolated as of August 3. Ten red alerts and 10 yellow alerts remained active because of rising rivers and overflow risks, while authorities reported 5 550 homes damaged or destroyed and 23 104 customers without electricity.
Cook County issued a disaster proclamation after severe storms caused flash flooding, structural damage, transportation disruption and extensive utility outages
A 32-year-old man was killed after being struck by lightning in Monroe Township, New Jersey, on Tuesday, July 29, 2026, as severe thunderstorms swept across the state, bringing dangerous cloud-to-ground lightning, torrential rainfall, flash flooding, and widespread disruptions. The fatality occurred as another round of severe weather affected New Jersey, following multiple storm systems earlier this month that caused widespread flooding, extensive power outages, and significant damage to transportation infrastructure.
