The slips followed a night of periodic rain over the Whanganui region.
According to Metservice, around 3.4mm of rain fell across the city overnight, with rain expected to continue throughout Tuesday, before clearing in the afternoon.
SH3 KAITOKE, MANAWATŪ-WHANGANUI - SLIP - 9:15AM Due to a slip, the state highway is under STOP/GO near the intersection with Kaitoke Road. Expect delays along this route. An update will be provided when the road status has changed. ^DL pic.twitter.com/GgaXFtSRsx
— Waka Kotahi NZTA Central North Island (@WakaKotahiCNI) September 27, 2021