Traffic on southbound U.S. Interstate 35 was at a standstill at 12:52 p.m. Sunday between Exit 94 (36th Street) and Exit 92 (First Street) in Ankeny.
Glare ice and standing water have caused a series of collisions, according to radio traffic of the Iowa State Patrol.
Weekend travelers are advised to avoid the area until disabled vehicles are cleared from the scene.
ThePerryNews.com will update this traffic story as information becomes available.
