Severe weather is working its way across Oklahoma Sunday afternoon, with the risk of tornadoes, large hail and damaging winds.>> Go to the KOCO weather page | Get KOCO on the Go | Subscribe to KOCO 5's YouTube channel Sign up for our NewslettersKOCO 5 Chief Meteorologist Damon Lane and the First Alert Weather Team are tracking severe storms in flooding across the OKC metro.

The National Weather Service has issued a tornado watch for several counties in Oklahoma on Saturday night. The tornado watch is set to expire at 4:00 a.m. Sunday, May 25. The following counties are included in the tornado watch:

The highest chances for showers and storms is in northern Oklahoma, and the storm risk broadens further into central, southern and western Oklahoma as the day goes on. While chances of tornadoes are "very low," up to golf ball-sized hail is possible along with winds up to 70 miles per hour.

The National Weather Service issued a Flood Watch for Oklahoma and northern Texas, warning of potential flooding due to heavy rainfall and thunderstorms.

Another wave of severe weather is possible on Saturday after storms brought tornado warnings, at least one twister and hail to the state during the early morning hours.

A multi-day outbreak of severe thunderstorms that rocked the Midwest has shifted toward Oklahoma and will continue into early next week. According to the National Weather Service in Norman, the first round of severe weather on Sunday,

Severe weather struck overnight Friday in Oklahoma and fired up again Saturday evening. The same slow-moving storm system is expected to continue affecting Oklahoma throughout the weekend.

Severe weather and flash floods have caused highway closures across Oklahoma.According to the Oklahoma Department of Transportation (ODOT), the following roads