Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >
Severe Weather, Tornadoes, and Flooding A quasi-linear convective system (QLCS) developed ahead of a rapidly deepening low pressure system moving across the mid-west. This line produced sporadic damaging winds as it crossed the Wilmington, OH forecast area. Bowing and broken-s radar signatures appeared along the line of convection which became the focus of 3 tornado spin-ups as well as small scale enhanced straight line wind damage.
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