Most of East Tennessee and parts of southern Kentucky are under a flood watch or flash flood watch through Sunday morning.
TDOT said crews have been working on 24/7 shifts since Friday and will continue through Sunday morning to monitor roads for flooding and potential concerns like slides.
The Knoxville Police Department said 98 roads are closed because of flooding just in Knoxville.
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"It's probably easier to list the ones that aren't flooded than the ones that are," a Knox County dispatcher said.
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The Knoxville Police Department will continue to monitor road conditions overnight. As of 7 p.m. Saturday, flooded roads were reopening as the water receded. Officers also returned to responding to all calls for service. Additional alerts will be posted as warranted.
"We continue to advise motorists to exercise caution as some roadways remain covered in high water. Additionally, potholes are being reported throughout the area causing damage to vehicles. You can reduce your chances of hitting a pothole by slowing down and increasing your following distance between you and the vehicle in front of you," KPD spokesperson Darrell DeBusk said in a release.
Knoxville Police issued multiple warnings on Twitter Saturday morning, saying to use "extreme caution" if you have to be on the roads.
The Knox County Sheriff's Office is also operating on a flood plan. It said deputies will respond to emergency calls only.
The Loudon County Sheriff's Office also posted on Facebook that deputies were responding to multiple reports of flooded areas.
Viewers have sent in pictures and video of flooding from Blount, Grainger, Jefferson, Loudon, Roane and Sevier counties.
Anderson County, Blount County, Grainger and Jefferson County dispatches reported road closures across the county. Anderson County dispatch said any road near a creek is most likely flooded.
The Loudon County Sheriff's Department posted the following video on Facebook.
Also, a Knoxville Fire Department fire truck got stuck in high water in North Knoxville.
The Knoxville Fire Department also worked a water rescue at Concord Street Saturday afternoon.
At one point, Sevier County Electric System reported over 5,600 people were without power Saturday morning.
Sevier County also said shelters have been established at the Pigeon Forge Community Center, the Sevierville Community Center, 200 Gary Wade Boulevard and Seymour Heights Christian Church.
You can find the latest weather information here.