At 5:50 p.m. on Wednesday, the National Weather Service released an updated tornado watch in effect until 8 p.m. for Westmoreland County.

A passenger captured a massive tornado from a plane window as her flight flew into Denver International Airport in Colorado. Video footage captured by Kristelle Nielsen on May 18 shows the plane descending as dark clouds cover the sky with a huge tornado circling at a distance.

Breaking: Sequoyah Quinton reports live sighting of a large tornado near Kiowa power plant. Caution advised in the area. Live updates.

A tornado watch has been issued for all 13 counties in the Huntsville viewing area until 10:00 PM tonight.

A pair of construction workers in St. Louis had no choice but to sit tight when a tornado, which killed five, passed through the region on May 20.

The following counties are under the watch: Bureau, Christian, Cumberland, Edgar, Fulton, Knox, Macon, McDonough, Morgan, Piatt, Schuyler, Tazewell, Woodford, Cass, Clark, DeWitt, Effingham, Henry, Livingston, Marshall, McLean, Moultrie, Putnam, Shelby, Vermilion, Champaign, Coles, Douglas, Ford, Iroquois, Logan, Mason, Peoria, Stark, and Warren.

The NWS Morristown TN issued an updated tornado watch at 10:55 p.m. on Tuesday in effect until Wednesday at 2 a.m. for Cherokee County.

A few tornadoes, along with widespread, apple-size hail and gusts up to 80 mph, are likely as severe thunderstorms sweep into the Kansas City area.

Tornado Watch now in effect until 2 AM EDT A new tornado watch has been issued for portions of our viewing area through 2 am EDT Wednesday morning. Threats include up to tennis ball sized hail, up

At 7:28 p.m. on Tuesday, the NWS Morristown TN issued an updated tornado watch in effect until Wednesday at 2 a.m. for Cherokee County.

If you're not sure what you should do for a tornado warning vs. a tornado watch, here's the difference between these two terms — and why that matters.