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.
The National Weather Service (NWS) issued a Flash Flood Emergency for parts of Iron and Reynolds counties, Missouri, after slow-moving storms produced 152 to 279 mm (6 to 11 inches) of rain by 05:44 CDT (10:44 UTC) on July 10, 2026.
The first widespread and significant heat wave of the summer is forecast to develop across the Intermountain West and Plains beginning Friday, July 10, 2026. Widespread temperatures above 38°C (100°F) are forecast, with isolated highs of up to 43°C (110°F). The Weather Prediction Center (WPC) forecasts widespread Major (Level 3) to locally Extreme (Level 4) HeatRisk between Friday and Wednesday, July 10 and 15.
Record-breaking water temperatures at the Potomac River on July 4, 2026, are being linked to a localized fish kill in Maryland. The water temperatures reached a record high of 34.7°C (94.4°F) near Little Falls amid a record-breaking heatwave. Significant fish mortality was reported along a stretch of the river between White’s Ferry and Violette’s Lock soon after.
The National Weather Service (NWS) has issued multiple Extreme Heat Watches across Montana, northern Wyoming, and Utah through Saturday and Sunday, July 11 and 12, 2026. Temperatures above 38°C (100°F) are forecast across the watch areas. Some areas could see potentially record breaking heat with isolated highs of up to 43°C (110°F) being forecast.
Severe thunderstorms moving across central Virginia on Monday, July 6, 2026, are believed to have sparked a lightning-caused house fire in Chesterfield County, where firefighters extinguished an attic blaze within about 20 minutes and no injuries were reported.
Two people were injured after an EF2 tornado swept through the Detroit Lakes area of Becker County, Minnesota, on July 6, 2026, according to a National Weather Service damage survey. Survey teams estimated peak winds of 185 km/h (115 mph) and significant damage along the twister’s path.
Severe storms and flash flooding affected parts of Ohio on July 5 and 6, 2026, killing a 5-year-old boy in Monroe County and producing historic and potentially record-breaking rainfall on Kelleys Island. The National Weather Service confirmed an EF1 tornado and a destructive macroburst in Mahoning County, where straight-line winds downed nearly 1 000 trees.
Health officials in New Jersey have increased the number of suspected heat-related deaths associated with last week’s extreme heat wave to 29, on Monday, July 6, 2026. A prolonged heat wave brought temperatures above 38°C (100°F) and dangerous heat index values approaching 43°C (110°F) across parts of the state over the Independence Day weekend. Most fatalities are yet to be certified as heat-related deaths by the forensics department, hence the toll remains preliminary.
Three children died after a recreational boat carrying 10 people capsized on Geneva Lake in southeastern Wisconsin during a sudden severe storm on Friday, July 3, 2026. Seven occupants were rescued, while the City of Lake Geneva declared a state of emergency as the storm caused widespread damage across the community.
