A severe thunderstorm outbreak is forecast across parts of the Midwest and Great Lakes this afternoon and evening, with the highest risk focused on northern Illinois, far eastern Iowa, and far southern Wisconsin.
The November Fire burned 227 ha (560 acres) at Marine Corps Base Camp Pendleton in Southern California on June 10, 2026, prompting evacuations and a large firefighting response before crews stopped forward spread and lifted all evacuation orders later the same day.
The Storm Prediction Center (SPC) has placed parts of the Upper Mississippi Valley, Midwest and Great Lakes region under Enhanced Risk (Level 3 of 5) through June 11 and 12, 2026, warning that thunderstorms may produce hail larger than 5 cm (2 inches), wind gusts exceeding 120 km/h (75 mph) and several tornadoes, including a few strong tornadoes.
Dangerous heat is expected across much of the central United States on June 9, 2026, with multiple National Weather Service offices warning that heat index values will reach 38 to 42°C (100 to 108°F) during the afternoon and evening. Heat Advisories remain in effect across Kansas, Missouri, Arkansas, Tennessee, Mississippi, Iowa, Nebraska, South Dakota, Minnesota, and Wisconsin, with the most dangerous conditions forecast across the Mid-South.
Major to Extreme HeatRisk conditions are forecast to develop across parts of the central United States this week as a strengthening heat dome expands over the region. National Weather Service offices have already issued Heat Advisories across portions of Kansas, Oklahoma, Arkansas, Missouri, Illinois, and Texas, where heat index values are forecast to reach 40 to 42°C (104 to 108°F).
A multi-day fire-weather setup is developing across the Southwest, Great Basin and central Rockies, where the Storm Prediction Center and local National Weather Service offices forecast strong southwest winds, very low humidity, dry fuels and isolated dry thunderstorms through at least Tuesday, June 9.
The Storm Prediction Center has placed parts of the Northern Plains under an Enhanced Risk (Level 3/5) for severe thunderstorms on June 9, 2026, as a strengthening low-pressure system emerging from the northern Rockies is forecast to support numerous storms capable of producing very large hail, damaging winds, and tornadoes, including a few strong tornadoes, from eastern North Dakota and northeastern South Dakota into northwestern Minnesota.
An elderly man was killed by a falling tree as severe summer storms moved through New York on June 6, 2026, downing hundreds of trees across the city and leaving thousands without power.
An EF2 tornado damaged at least five structures near Riley, Kansas, on June 4, 2026, according to damage surveys conducted by the National Weather Service office in Topeka. The same storm system produced flooding across northeast Kansas, prompting a state disaster emergency declaration and multiple water rescues.
At least one person was injured after severe thunderstorms swept across parts of southern Pennsylvania on June 6, 2026, producing wind gusts of 115 to 130 km/h (70 to 80 mph) and causing damage across portions of Washington, Westmoreland, and Fayette counties. The National Weather Service plans to survey affected areas on June 7 amid reports that tornadoes may have occurred.
