3:15 p.m. UPDATE: Traction tires are now advised across Snoqualmie Pass, the state DOT reports.
The DOT reports that westbound drivers should expect delays through the pass because of the winter weather and heavy traffic.
UPDATED as of 1:05 p.m.
Chains are now required on all vehicles – except those equipped with all-wheel drive – that plan to cross Snoqualmie Pass this afternoon.
There’s compact snow, slush and ice on Interstate 90 over the pass, the state DOT reports.
Oversized vehicles are prohibited.
DOT reports that it is snowing hard in some places and there are areas where visibility is poor.
There are no restrictions for White Pass, where the roadway is bare and wet. Traction tires are advised and oversized vehicles are prohibited on Stevens Pass.