I-5
Route ID
005
Emergency work to clear slide debris south of Bellingham begins
Northbound I-5 to remain closed while work continues
BELLINGHAM – Emergency work will begin Saturday, March 21, on northbound Interstate 5 south of Bellingham after slides sent thousands of cubic yards of boulders, trees and other debris down a slope and across nearby lanes of the freeway.
Southbound I-5 set for return to three lanes Friday, March 6, near Stanwood after new culvert installed
Secret Creek fish passage project reaches second major milestone
STANWOOD – The Interstate 5/Secret Creek Fish Passage project near Stanwood is expected to reach its second major milestone in less than a month, weather permitting, on Friday, March 6. Southbound I-5 traffic will shift from a temporary two-lane bypass roadway in the median back to its usual three-lane configuration on the mainline freeway during an overnight rolling slowdown beginning Thursday night, March 5.
Northbound I-5 returns to three lanes Friday, Feb. 20, near Stanwood
Fish passage project reaches milestone with completion of first passable culvert
STANWOOD – The Interstate 5/Secret Creek Fish Passage project near Stanwood will reach a milestone Friday, Feb. 20, as northbound I-5 shifts back into its usual three-lane configuration.
Out with the old: New Steilacoom-Dupont Road overpass set to open in DuPont early 2026
Next phase of construction opens new southbound I-5 exit, closes part of existing 1950’s era overpass
DUPONT – If the weather cooperates, a portion of the new Interstate 5 interchange in DuPont will open by mid-January. Workers will also fully open the new roundabout in DuPont.
Slow down on ice and snow.
It's easier to skid or lose control traveling at higher speeds. Give yourself more time to stop.
Carry chains, practice installing them.
Winter conditions could mean chains are required on your route. Practice putting them on your vehicle ahead of time.
Pack your winter car kit.
Carry extra supplies like warm clothing, ice scraper and brush, jumper cables and other emergency items.