Much of the state, including Oklahoma City, Stillwater, Ardmore, and Ada, is expected to experience a moderate risk of tornadoes, which is the second-highest severity. Storms could produce softball-sized hail and wind speeds could top 80 mph,

Oklahoma tornado watch is in effect for many counties until Monday evening. Live updates and video as News 9 tracks the severe weather risk.

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

It's been 12 years since the historic, deadly Moore, Oklahoma, EF5 tornado. New research has given light as to why no U.S. tornado has achieved an EF5 rating since.

A tornado watch is issued when the environment is capable of producing tornadoes. If you are located in the area of a tornado watch, the NWS recommends having a plan in place in the event a tornado forms. Be ready to act quickly if a tornado warning is issued.

As nasty tornadoes popped up from Kansas to Kentucky, a depleted National Weather Service was in scramble mode. The agency's office in Jackson, Kentucky, had begun closing nightly as deep cuts by Elon Musk's Department of Government Efficiency began hitting.

A relentless stretch of severe weather that left 28 dead and unleashed destruction across the central and eastern United States in recent days isn’t letting up yet, with millions more in the path of dangerous weather this week.

Oklahoma’s skies can change in an instant. When they do, your photos and videos help us show the world what’s happening here on the ground.