VANCOUVER -- Looking for the latest on weather-related road closures? Here's our developing coverage for Jan. 13

Highway 1 was closed in both directions east of Hope Sunday night as more snow blanketed the Lower Mainland.

DriveBC tweeted shortly before 6:30 p.m. that "extreme weather conditions" had caused multiple vehicle incidents on the road, and urged people to use caution.

In a follow-up tweet, the agency said the highway was closed.

Drivers stranded on the highway reported a multi-vehicle pileup, with some saying as many as 30 vehicles were involved.

It was a similar story on the Coquihalla Highway, which was closed in both directions between Hope and Merritt because of motor vehicle incidents, according to Drive BC.