A clipper system will blanket the Midwest, Great Lakes and Northeast in snow on Wednesday, with 19 million under winter alerts as thousands are already reeling from multiple feet of snow and accidents on hazardous roads.

Several towns and villages in New York on or near Lake Ontario had reported 5 feet of snow or more as of Tuesday morning. And more snow icoming.

A quick-hitting but potent winter storm could knock out power and bring dangerous travel conditions from the Midwest to the Northeast as it delivers intense bursts of snow and strong winds.

An Alberta clipper is cutting its way through the northern United States and bringing a lot of snow to the Mohawk Valley.

A winter weather event known as an Alberta Clipper will descend from Canada later this week and roll across the northern tier, potentially bringing snow to at least 12 states from the Dakotas to New England.