Flooding in Whatcom County surged past 2021 levels on Thursday, cutting off access to the city of Sumas, damaging levees, closing major highways and forcing evacuations across multiple communities.

LYNDEN, Whatcom County — Several small Whatcom County cities near the Canadian border were evacuated Thursday as the Nooksack River, fueled by persistent rain, flooded. Residents of Sumas, Nooksack ...

SUMAS, Wash. — Helicopter crews from the U.S. Coast Guard rescued people who were trapped in their homes as floodwaters reached 15 feet in parts of northern Whatcom County Thursday afternoon. Water ...

Floodwaters have submerged much of Sumas, with time-lapse video showing the Nooksack River rising above it's record 2021 levels, causing mudslides and landslides in the surrounding areas. What Rob ...