Heavy rain continued to fall over parts of the state, prompting rising rivers, road closures, water rescues, and suspension of Amtrak trains between Seattle and Vancouver.

The rain has finally relented in southern B.C. on Thursday, but floodwaters have left thousands of people in the province's Fraser Valley on edge.

It originates from flood recurrence intervals set in the 1960s when the floodplain maps used today by insurance companies and the Federal Emergency Management Agency were made, said Western Washington University geology professor Allison Pfeiffer.

The atmospheric river over the Pacific Northwest brought a deluge to British Columbia, forcing road closures and evacuations in Canada.

Record rainfall prompted evacuation orders for about 100,000 people as the Skagit River north of Seattle is forecast to crest almost two feet (0.6 meter) above its historic record Thursday evening.

Ocean temperatures warmed by human-caused climate change fed the intense rainfall that triggered deadly floods and landslides across Asia in recent weeks, according to an analysis released Wednesday.

The floods and landslides that have killed more than 1,350 people in recent weeks are a grim reminder of the risks of a warming planet.

SKAGIT COUNTY, Wash. — Potential record floods are threatening Skagit County as the Skagit River is expected to wreak havoc on the valley over the next two days, and an aging dike system has people nervous.

The Chelan County sheriff’s office is warning residents of flash floods and the heightened risk of mudslides, especially in burn scar areas from recent wildfires and steep hillsides and canyons.