India, Dec. 11 -- The National Water Center has issued an updated afternoon National Flood Hazard Outlook, which is valid through 6:00 AM CST on Thursday, December 18. "Catastrophic flooding" is expected to hit the Pacific Northwest.

The NWC warned on X that "catastrophic river flooding impacts, especially along the Skagit and Snohomish Rivers," could bring a "significant risk to life and property." It added that there is a "high risk of levees being topped."

The National Water Center further announced that there could be "considerable small stream and moderate-to-major river flooding" through Friday across the western Cascade Foothills in Washington to the Puget Sound. Areas of steep terrain could witness landslides, and isolated flood...