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Friday night closure of Southbound SR 99 tunnel in SeattleThe southbound SR 99 tunnel in Seattle will close from 10 p.m. Friday, Feb. 28, to 8 a.m. Saturday, Feb. 29, for maintenance and repair work.
Traffic is alternating on SR 203 near Northeast Stillwater Hill Road between Carnation and Duvall. Expect delays, especially during the morning and afternoon commutes. Check the weekly travel planner webpage and follow @WSDOT_Traffic on Twitter for real-time information.