UPDATE: WisDOT says the closure is estimated to last over 2 hours as of 12:26 p.m. CT Tuesday.
ORIGINAL REPORTING: Highway 41 northbound at Richmond Street is closed due to a crash, according to the Wisconsin Department of Transportation (WisDOT) and the Appleton Police Department.
According to the DOT, all northbound lanes on I-41 at WIS 47 (Richmond Street) is closed due to a crash. Police say to expect delays in the area, and neighbors are asked to use alternative routes.
The closure is estimated to last for about an hour, according to the DOT.
This is a developing story.