Historic rainfall affected much of Yucatán on May 29, 2026, with Mérida setting a new all-time May rainfall record after 154 mm (6.1 inches) fell in 24 hours. Floodwaters inundated roads, stranded hundreds of vehicles, and caused significant disruptions across the city and surrounding areas.
A Severe Weather Warning remains in effect across a large part of Western Australia as an unusually deep low-pressure system approaches the southwest coast, bringing the threat of damaging to destructive wind gusts, severe thunderstorms, heavy rainfall, isolated tornadoes and very large waves through Monday.
A Slight Risk area for excessive rainfall remains in effect across southeast Texas, the central Gulf Coast, and parts of the Ohio Valley into the central Appalachians where slow-moving thunderstorms may produce flash flooding over saturated ground through May 27. Deep Gulf moisture and a slow-moving weather pattern are forecast to fuel multiple rounds of heavy rain from southeast Texas to the central Appalachians, increasing the risk of flash flooding in vulnerable areas through late week
A woman was killed after her SUV was swept away by floodwaters in Petal, Mississippi, as severe storms triggered widespread flooding across Forrest and Lamar counties on May 25, 2026. Up to 152 mm (6 inches) of rain fell over parts of southern Mississippi, with floodwaters rising up to 3.7 m (12 feet) in Petal at the storm’s peak.
The National Weather Service (NWS) warned that repeated thunderstorms capable of producing torrential rainfall may trigger flash flooding across parts of the Southeast and Gulf Coast this week, starting on May 25, 2026.
At least 28 people were reported dead while 10 others were injured as floods triggered by severe storms swept across 17 provinces of Afghanistan between May 21 and 23, 2026. Over 100 families were displaced as the flooding and other disasters destroyed homes and farms across the country.
A damaging tornado impacted the municipalities of San Nicolás Buenos Aires and Tlachichuca in Puebla, Mexico, on May 18, 2026, as severe storms produced flash flooding and hail damage across parts of central Mexico. Floodwaters reached depths of 50 cm (19.7 inches) on some streets, while hail damaged vegetable and potato crops in Quecholac and nearby communities.
A Particularly Dangerous Situtation (PDS) Tornado Watch issued for northeast Kansas and southeast Nebraska on May 18, 2026, was followed by multiple tornado reports, hail up to about 7 cm (2.75 inches), and damaging wind reports across the central U.S. Preliminary SPC storm reports included 19 tornadoes, damage to farm structures, grain bins, trees, and power lines.
The Storm Prediction Center (SPC) placed portions of central and northeastern Kansas into far southeastern Nebraska under a Moderate Risk for severe thunderstorms on Monday, May 18, 2026. Supercells are forecast to produce all severe hazards, including 5–10+ cm (2–4+ inches) hail and strong to intense tornadoes, mainly from central Kansas into southeastern Nebraska.
The Storm Prediction Center (SPC) placed parts of the Central Plains under an Enhanced Risk of severe thunderstorms on Saturday, May 16, 2026, and parts of the Central Plains and Upper Midwest under Enhanced Risk on Sunday, with large to very large hail, damaging winds, and tornadoes forecast across the two-day period.
