Photos show Arctic air blast hitting northern US and waterlogged Pacific Northwest

Haji Higa, right, and Lydia Heglin, left, walk through floodwaters at their front door after heavy rains led to historic flooding in the region Saturday, Dec. 13, 2025, in Burlington, Wash. (AP Photo/Lindsey Wasson)

An arctic air blast swept south from Canada, spreading into the northern United States. Meanwhile residents of the Pacific Northwest braced for possible mudslides and levee failures as floodwaters slowly recede.

This is a photo gallery curated by AP photo editors.

Francis Tarango mops inside her daughters' home damaged by floodwaters in Burlington, Wash., Saturday, Dec. 13, 2025. (AP Photo/Manuel Valdes)
Carter Johnson, 16, uses a boat to transport his five-year-old brother, Milo, and two neighbors past a flooded house in what was their front yard Saturday, Dec. 13, 2025, near Clear Lake, Wash. (Jennifer Buchanan/The Seattle Times via AP)
An aerial view shows homes surrounded by floodwaters in Snohomish, Wash., Thursday, Dec. 11, 2025. (AP Photo/Stephen Brashear)
Floodwaters surround a home after heavy rains led to historic flooding in the region Saturday, Dec. 13, 2025, in Burlington, Wash. (AP Photo/Lindsey Wasson)
Eric Gustin paddles to dry land after rescuing one of several chickens from a flooded coop, Friday, Dec. 12, 2025, in Burlington, Wash. (AP Photo/Stephen Brashear)
"E-man" Trujillo, center, uses a jet-ski to tow a canoe with his children Liam, 6, far left, Julissa, 15, and Benjamin, 5, third from left, as their horses take refuge on the high ground at their front door after heavy rains led to historic flooding in the region Saturday, Dec. 13, 2025, in Burlington, Wash. (AP Photo/Lindsey Wasson)
Todd Hinderman, right, and wife Marielle Hinderman, left, walk out of their garage after the lower level of their home flooded after heavy rains in the region Saturday, Dec. 13, 2025, in Burlington, Wash. (AP Photo/Lindsey Wasson)
Mandy McColl, right, looks over as friend Marielle Hinderman shows a jersey signed by kids coached by her husband, Todd, after it was caught in floodwaters that reached their home in the region Saturday, Dec. 13, 2025, in Burlington, Wash. (AP Photo/Lindsey Wasson)
Emergency crews, including National Guard soldiers, wort in a neighborhood flooded by the Skagit River on Friday, Dec. 12, 2025, in Burlington, Wash. (AP Photo/Stephen Brashear)
Partially inundated residences and portable toilets sit in floodwaters in Snohomish, Wash., Thursday, Dec. 11, 2025. (AP Photo/Stephen Brashear)
A cow drinks from the flooded Snohomish River in Snohomish, Wash., Thursday, Dec. 11, 2025. (AP Photo/Stephen Brashear)