Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

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 >

October 15-16, 2021
Tornadoes

Late in the evening hours on the 15th into the early morning hours on the 16th, a single well-formed supercell thunderstorm tracked from southern IN through northern KY and eventually into southwestern and central OH during the heart of the overnight hours. This single storm exhibited strong rotation at various points along its track, eventually producing numerous, but rather short-lived, tornadoes during a 3-4 hour span. The most significant of these tornadoes was an EF2 which touched down in Ross County, Ohio near the town of South Salem.