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 >

Severe Weather - August 25, 2020

Several clusters of thunderstorms moved southeast through the region on the afternoon of Tuesday, August 25, 2020. These storms developed in a very hot and humid air mass, favorable for producing downbursts (straight-line winds). A few storms also produced severe hail.

For an example of how we use radar to detect downbursts, see our tweet here.