The severe weather threat is increasing across the Ohio Valley this afternoon into this evening. Damaging wind gusts, large hail and a few tornadoes are expected. A few strong (EF-2), long-lived tornadoes will be possible across parts of Illinois and Indiana. Heavy rain could also lead to flooding. Meteorologist Caitlin Kaiser breaks down your hour-by-hour forecast and shows you who is most at risk.

Another round of wind, rain and snow will impact the Plains and Midwest on Thursday. Gusty winds and blowing snow will reduce visibility so expect travel to be impacted. The precipitation will be all rain initially across the Northeast Thursday afternoon. Rain will then change over to snow across New England Friday morning, while freezing rain could develop across the Poconos. Watch this video to see how much snow is in your forecast.

We've seen this before this winter. Low pressure will form off the East Coast. The question is where it goes. Here's our latest forecast thinking.

It’s a terrifying and almost unbelievable view of an avalanche plowing into a train in the Swiss Alps. See what one passenger captured as the massive snow slide happened in St. Nicklaus, near Zermatt, Switzerland. The Swiss government issued its highest avalanche warning after a separate avalanche left five train passengers injured this week. Recent heavy snow and high winds have left the region primed for large avalanches.

Wildfire warnings remain in effect in the Plains as multiple fires have raced across parts of Oklahoma, Kansas and Texas. Here's the latest.