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 >

December 13-14, 2013
Snow

Snow overspread the region Friday Night, December 13th into Saturday Morning, December 14th. As warmer air moved in with the low, the snow began to mix with and change to rain through the day. Most significant snow accumulations were northwest of Interstate 71.