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.
Heat Advisories and Extreme Heat Watches have been issued across parts of Illinois, Missouri, Kansas, Iowa, Nebraska and South Dakota ahead of intensifying heatwave beginning Sunday, June 28, 2026. Heat index values are forecast to exceed 38°C (100°F) across much of the region, with some areas expected to reach 41 to 43°C (105 to 110°F) through Tuesday or Thursday, depending on location.
A dangerous heatwave is forecast to intensify across much of the central and eastern United States starting Sunday, June 28, 2026. High temperatures up to 38°C (100°F) and heat index values reaching 38 to 43°C (100 to 110°F), locally as high as 46°C (115°F), through the Independence Day holiday weekend.
The National Weather Service (NWS) office in Missoula upgraded Winter Storm Watches to Winter Storm Warnings at 11:04 MDT (17:04 UTC) on June 26, 2026, for four high-elevation zones in central Idaho and southwest Montana, where 10-20 cm (4-8 inches) of heavy wet snow, with isolated amounts up to 30 cm (12 inches), is forecast above about 2 000 m (6 500 feet) over the weekend.
Utah Governor Spencer Cox declared a State of Emergency and temporarily expanded the state forester’s authority to restrict fireworks through July 5, 2026, after the Cottonwood Fire grew into the largest active wildfire in the United States. The fire had burned about 29 000 ha (71 841 acres) in Beaver County and remained 0% contained as extreme fire weather fueled rapid growth across southern Utah on Friday, June 26.
Major to Extreme HeatRisk is forecast across large portions of the Southern Plains and Southeast on June 27–28, 2026, as hot and humid conditions expand across the southern United States. The dangerous heat is expected to persist into the week of June 29 across much of the Plains and Southeast while expanding into parts of the Mid-Atlantic.
At least two women were reported dead after a tornado touched down in Mount Vernon in northeastern Jefferson County on June 21, 2026.
A tornado damaged the Park Place Apartments retirement community in Newburgh, Indiana, on June 21, 2026, as severe weather moved across portions of Illinois and Indiana.Among the hardest-hit locations was Newburgh, Indiana, where a tornado damaged part of a retirement community. The Storm Prediction Center received 37 tornado reports during the outbreak, while emergency crews responded to structural damage, downed trees, and transportation disruptions.
A Red Flag Warning remains in effect across large parts of Interior Alaska until 22:00 AKDT (06:00 UTC June 22) on June 21, 2026. Scattered thunderstorms capable of producing lightning along with low humidity, hot temperatures, and gusty winds to create critical fire weather conditions in the region.
A multi-day severe weather outbreak is forecast to affect large portions of the central and eastern United States through Tuesday, June 23, 2026. Forecasters are warning of scattered to widespread flash flooding in parts of Nebraska, Kansas, and Missouri under a Moderate Risk of excessive rainfall, while severe thunderstorms capable of producing very large hail, damaging winds, and tornadoes develop across the Plains and Midwest.
