Severe thunderstorms with radar-indicated wind gusts of up to 115 km/h (70 mph) crossed Perry County, Ohio, late in the morning of August 11, 2026, after parts of Perry and Morgan counties received 127–178 mm (5–7 inches) of rain overnight. Multiple water rescues were conducted while Flash Flood Warnings remained in effect following an overnight Flash Flood Emergency.
Historic flooding in Upshur County and widespread impacts from severe thunderstorms prompted West Virginia Governor Patrick Morrisey to declare a State of Emergency for all 55 counties on July 21, 2026. The Sand Run stream gauge near Buckhannon rose to record levels, reportedly reaching major flood stage for the first time on record. Meanwhile, torrential rainfall totals of up to 127 mm (5 inches) in less than six hours caused flash flooding, infrastructure damage, and multiple road closures.
The Nueces River reached major flood stage at Cotulla late on July 20, 2026 as high river stages progressed through the Nueces–Frio system. The National Weather Service (NWS) forecast the Frio River at Tilden to crest at 8.50 m (27.9 feet) in major flood stage early July 22
Deadly flooding triggered by monsoon storms has claimed at least seven lives in southern Arizona as of July 20, 2026.
At least two people were killed and 230 rescued after repeated thunderstorms produced catastrophic flash flooding across the Texas Hill Country and south-central Texas on July 16, 2026. Up to 711 mm (28 inches) of rain fell in northern Uvalde County over three days, while the Guadalupe River at Comfort rose more than 9 m (30 feet) in under three hours and crested near 11.3 m (37 feet). Texas deployed more than 2 350 emergency responders and over 1 400 response assets as flood waves moved through several river basins.
Torrential thunderstorms caused severe flash flooding across the Del Rio community in Cocke County, Tennessee, on July 11, 2026, triggering landslides, damaging roads and properties, and prompting the rescue of five people. Nearly 300 electricity customers lost service.
Authorities in Missouri recovered the body of a woman on July 11, 2026. The victim was reportedly swept away by floodwaters on July 10 as catastrophic flooding struck much of southeastern Missouri. Over 30 cm (12 inches) of rainfall was recorded in parts of the region in 24 hours, while the Black River rose to record heights. Hundreds of rescues were conducted across the state, with the relief operation still ongoing.
Missouri Governor Mike Kehoe declared a State of Emergency on July 10, 2026 after historic flash floods struck parts of central, south-central, and southeastern Missouri, prompting hundreds of water rescues. Torrential rainfall of 150–300 mm (6–12 inches) in less than 24 hours overwhelmed rivers, roads, and communities, while additional flooding remains possible through the weekend.
At least four fatalities were reported in Madison and Jackson counties as deadly flash floods swept across Kentucky on June 27, 2026. Governor Andy Beshear declared a statewide emergency as forecasts called for additional heavy rain and emergency crews responded to rescues, flooded homes, and damaged infrastructure. Five counties had also declared local States of Emergency.
One person died as flooding linked to the remnants of Tropical Storm Arthur prompted water rescues, evacuations, and road closures across parts of Mississippi and Louisiana on June 18, 2026. A dam in the Swan Lake in northern Harrison County was damaged in Mississippi while up to 610 mm (24 inches) of rain fell in parts of Louisiana.
