Northbound I-5 to close through Seattle during Halloween weekend Drivers should plan ahead as Northbound I-5 fully closes through downtown Seattle for the entire weekend.Share this: Revive I-5: Weekend closures planned for northbound I-5 through SeattleDateJune 2, 2026In relation toKing 5 NewsWEEKEND TRAFFIC ALERT: Northbound I-5 closing north of West Seattle BridgeDateJune 5, 2026In relation toMuslim NewsNorthbound I-5 reopens more than 10 hours early after weekend shutdownDateJuly 12, 2026In relation toKing 5 News