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HIGHEST IMPACT
I-405 Southbound - Update 7:56 PM : On I-405 southbound just south of SR 167 (MP 2) there is a collision blocking the HOV lane. The State Patrol has arrived on the scene. Last Updated: 3/26/2019 7:56 PM More Info
At milepost 2
HIGH IMPACT
I-5 Northbound - Road work on I-5 northbound from milepost 130.69 near S 56th St to milepost 131 near S 48th St beginning at 8:04 pm on March 26, 2019 until about 5:00 am on March 27, 2019. Last Updated: 3/26/2019 8:08 PM More Info
From milepost 131 to milepost 131
HIGH IMPACT
I-5 Northbound - Road work on I-5 northbound at milepost 111.94 near SR 510 [Marvin Rd Ne] beginning at 8:00 pm on March 26, 2019 until about 5:00 am on March 27, 2019. Last Updated: 3/26/2019 8:04 PM More Info
At milepost 112
HIGH IMPACT
I-5 Northbound - Road work on I-5 northbound at milepost 133.76 near Pacific Ave beginning at 7:34 pm on March 26, 2019 until about 4:00 am on March 27, 2019. Last Updated: 3/26/2019 7:39 PM More Info
At milepost 134
HIGH IMPACT
I-5 Southbound - Road work on I-5 southbound at milepost 111.9 near SR 510 [Marvin Rd Ne] beginning at 7:06 pm on March 26, 2019 until about 2:00 pm on March 27, 2019. The left lane of the ramp to Marvin Rd is closed. Last Updated: 3/26/2019 7:09 PM More Info
At milepost 112
HIGH IMPACT
SR 510 Both Directions - Southbound I-5 travelers in Lacey are encouraged to prepare for a detour or alternative route as crews transform the existing SR 510/Marvin Road overpass into a diverging diamond interchange. The Marvin Road overpass itself also will see an around-the-clock lane reduction. These changes could occur as soon as the evening of Tuesday, April 2. Last Updated: 3/25/2019 10:25 AM More Info
At milepost 0
HIGH IMPACT
SR 162 Both Directions - The SR 162 Spiketon Creek Bridge has been permanently closed due to recently discovered pier settlement. A detour is in effect using Mundy Loss Road, SR 410 and SR 165. View our next steps for a path towards replacement. Last Updated: 1/7/2019 1:33 PM More Info
At milepost 20
MODERATE IMPACT
US 395 Both Directions - Water over Roadway on US 395 at milepost 264, near Little Boulder Rd, about 6 miles South of the Canadian Border, beginning at 3:45 pm on March 26, 2019 until further notice. Expect delays. Last Updated: 3/26/2019 3:59 PM More Info
At milepost 264
MODERATE IMPACT
SR 20 Both Directions - The North Cascades Highway remains closed. Spring reopening work began Monday, March 25. There is no firm estimate for when the highway will be cleared and reopened. Monday through Thursday the highway is closed to the public due to the heavy equipment in use. The public is welcome to access the area beyond the gates Friday through Sunday. Please check for avalanche danger in advance. Last Updated: 3/26/2019 2:10 PM More Info
From milepost 134 to milepost 178
MODERATE IMPACT
SR 410 Both Directions - SR-410 Chinook Pass is closed for the season. Closure is from milepost 57 near Crystal Mountain Blvd. on the west side of the summit and milepost 74.5 near the Morse Creek gate on the east side of the summit. Last Updated: 3/26/2019 7:43 AM More Info
From milepost 57 to milepost 75
MODERATE IMPACT
I-90 Both Directions - I-90 both directions milepost 86 to 137, Cle Elum to Vantage: Drivers may experience minor delays due to lane closures and rolling slowdowns in both directions, during daylight hours. This work is weather dependent and subject to change. Last Updated: 3/26/2019 7:42 AM More Info
From milepost 86 to milepost 137
MODERATE IMPACT
I-90 Westbound - Monday, March 25, to Friday, March 29 – The Island Crest Way HOV on-ramp to westbound I-90 will be closed from 9 a.m. to 3 p.m. daily. Last Updated: 3/25/2019 1:41 PM More Info
At milepost 7
MODERATE IMPACT
I-90 Westbound - Monday, March 25, to Friday, March 29 – The westbound I-90 HOV lane at East Mercer Way will be closed from 10 a.m. to 2 p.m. daily. Last Updated: 3/25/2019 1:39 PM More Info
At milepost 8
MODERATE IMPACT
I-90 Eastbound - Monday, March 25, to Friday, March 29 – The eastbound I-90 HOV off-ramp to Island Crest Way will be closed from 9 a.m. to 3 p.m. daily. Last Updated: 3/25/2019 1:37 PM More Info
At milepost 7
LOW IMPACT
I-5 Southbound - Monday, March 25, to the morning of Friday, March 29 – The Northeast 45th Street on-ramp to southbound I-5 will be closed from 10 p.m. to 5 a.m. nightly. Last Updated: 3/25/2019 1:31 PM More Info
At milepost 169
LOW IMPACT
I-5 Southbound - Monday, March 25, to the morning of Friday, March 29 – The 7th Avenue Northeast on-ramp to the southbound I-5 express lanes will be closed from 9 p.m. to 4 a.m. nightly. Last Updated: 3/25/2019 1:12 PM More Info
At milepost 169
MODERATE IMPACT
US 2 Both Directions - Maintenance on US 2 both directions, milepost 138-139 just west of Orondo, with one lane flagger control traffic Monday through Thursday 8:00 am to 4:30 pm, this week only. Motorists should expect delays lasting up to 20 minutes. Last Updated: 3/25/2019 9:39 AM More Info
At milepost 138
MODERATE IMPACT
SR 28 Northbound - On SR 28 at Road R Northwest Near Shopko Quincy Irrigation District is installing a new line. From 7 a.m. to 6 p.m. Monday through Friday, expect flagger controlled single lane traffic with short delays and watch for steel plates on the pavement overnight. Last Updated: 3/22/2019 3:23 PM More Info
At milepost 27
MODERATE IMPACT
I-90 Both Directions - On I-90 between Vantage and George Monday through Wednesday, expect a lane shift (1 of the 4) where crews are replacing damaged guardrail ends. Last Updated: 3/22/2019 3:07 PM More Info
From milepost 140 to milepost 147
MODERATE IMPACT
I-90 Eastbound - Monday, March 25, to the morning of Friday, March 29 – The eastbound I-90 HOV off-ramp to Bellevue Way Southeast will be closed from 8 p.m. to 5 a.m. nightly. Last Updated: 3/22/2019 2:29 PM More Info
At milepost 9
LOW IMPACT
I-90 Eastbound - Monday, March 25, to the morning of Friday, March 29 – The eastbound I-90 off-ramp to Bellevue Way Southeast will be closed from 9 p.m. to 5 a.m. nightly. Last Updated: 3/22/2019 2:28 PM More Info
At milepost 9
LOW IMPACT
I-90 Westbound - Monday, March 25, to the morning of Friday, March 29 – The westbound I-90 off-ramp to Bellevue Way Southeast will be closed from 9 p.m. to 5 a.m. nightly. Last Updated: 3/22/2019 2:26 PM More Info
At milepost 9
LOW IMPACT
I-90 Eastbound - Sunday, March 24, to the morning of Friday, March 29 – The eastbound I-90 off-ramp to Winery Road/Southeast North Bend Way will be closed from 9 p.m. to 6 a.m. nightly. Last Updated: 3/22/2019 2:21 PM More Info
At milepost 27
LOW IMPACT
I-90 Eastbound - Sunday, March 24, to the morning of Friday, March 29 – The SR 18 ramp to eastbound I-90 will be closed from 9 p.m. to 6 a.m. nightly. Last Updated: 3/22/2019 2:18 PM More Info
At milepost 26
MODERATE IMPACT
I-90 Eastbound - Sunday, March 24, to the morning of Friday, March 29 – Up to three right lanes of eastbound I-90 between Southeast High Point Way/270th Avenue Southeast and SR 18 will be closed from 8 p.m. to 6 a.m. nightly. Last Updated: 3/22/2019 2:16 PM More Info
From milepost 20 to milepost 26
LOW IMPACT
SR 161 Both Directions - Monday, March 25, to the morning of Friday, March 29 - The right lane in both directions of SR 161 between the I-5 overpass and SR 99 be closed from 9 p.m. to 5 a.m. nightly. Last Updated: 3/22/2019 10:35 AM More Info
From milepost 34 to milepost 35
MODERATE IMPACT
I-5 Both Directions - Monday, March 25, to the morning of Thursday, March 28 - All off-ramps on both directions of I-5 between the Stillaguamish River Bridge and Starbird Road will be closed from 7 p.m. to 5 a.m. nightly. Crews will close one ramp at a time, with each closure lasting two to four hours. Signed detours will be in place. Last Updated: 3/22/2019 8:34 AM More Info
From milepost 209 to milepost 218
MODERATE IMPACT
I-5 Northbound - Saturday, March 23, to the morning of Friday, March 29 - Up to two lanes of northbound I-5 between the Stillaguamish River Bridge and Starbird Road will be closed from 7:30 p.m. to 5 a.m. nightly. Last Updated: 3/22/2019 8:32 AM More Info
From milepost 209 to milepost 218
MODERATE IMPACT
SR 409 Both Directions - Beginning Friday, March 22, until further notice: Alternating single-lane closure along both directions of the SR 409 - Puget Island Bridge, will be in place around-the-clock, for bridge painting and deck replacement work.
Note: For everyone’s safety, the speed limit across the bridge is 25 mph. Please slow down and give crews room to work. Last Updated: 3/15/2019 11:26 AM More Info
At milepost 3
MODERATE IMPACT
SR 525 Both Directions - Monday, March 4, to the morning of Friday, March 29 - One lane of SR 525 between Cultus Bay Road/Langely Road and Midvale Road will be closed from 8 p.m. to 5 a.m. nightly. Flaggers will alternate traffic through the open lane. Last Updated: 2/22/2019 2:24 PM More Info
From milepost 11 to milepost 12
MODERATE IMPACT
SR 525 Both Directions - Monday, March 4, to the morning of Friday, March 29 - One lane of SR 525 between Cultus Bay Road/Langely Road and Midvale Road will be closed from 8 p.m. to 5 a.m. nightly. Flaggers will alternate traffic through the open lane. Last Updated: 2/22/2019 1:34 PM More Info
At milepost 12
MODERATE IMPACT
SR 504 Both Directions - Beginning at 5 p.m., Sunday, Oct. 28: The gates to the upper level of SR 504 at Coldwater Lake (milepost 45.0) will be closed for the winter. The highway will reopen in spring 2019.
Note: Coldwater Lake will be accessible as weather conditions allow. Last Updated: 1/4/2019 2:03 PM More Info
At milepost 45
MODERATE IMPACT
SR 109 Both Directions - Roadway reduced to one-way alternating traffic until further notice. WSDOT will continue to monitor the hillside and create a plan for permanent repairs. Last Updated: 1/4/2019 8:05 AM More Info
At milepost 34
MODERATE IMPACT
SR 17 Northbound - The Blue Lake Rest Area is closed until next spring. Last Updated: 11/8/2018 2:35 PM More Info
At milepost 90
MODERATE IMPACT
US 2 Both Directions - Iron Goat Rest Area on US 2 at milepost 58, is closed for the season, until further notice. Last Updated: 11/1/2018 3:23 PM More Info
At milepost 58
MODERATE IMPACT
SR 21 Both Directions - SR 21 milepost 145.5 at Gold Creek, 17 miles south of Republic has a one-lane bridge with a 10 mile per hour speed limit until further notice. Follow traffic control in place and yield to on-coming traffic. Last Updated: 10/29/2018 2:33 PM More Info
At milepost 146
MODERATE IMPACT
SR 508 Both Directions - Beginning Tuesday, April 24, 2018, until further notice: Travelers on both directions of SR 508, between Centralia Alpha Road and Kearney Creek, traffic will alternate through a single lane, around-the-clock, using a temporary traffic signal, for bridge replacement work.
NOTE: All work is weather dependent. Last Updated: 7/30/2018 11:25 AM More Info
From milepost 13 to milepost 14
LOW IMPACT
I-82 Both Directions - I-82 milepost 37: Both directions, Tuesday March 26 from 7 p.m. to 6 a.m. there will be a lane closures . Thursday March 28 from 7 p.m. to 6 a.m. there will be a right lane closure.

Friday March 29 from 8 p.m. to 7 a.m. there will be a left lane closure. Last Updated: 3/26/2019 7:30 PM More Info
At milepost 37
LOW IMPACT
SR 20 Both Directions - SR-20, Sherman Pass is: bare and wet, with light snow and ice in places. There are no restrictions. Last Updated: 3/26/2019 1:32 PM More Info
At milepost 319
LOW IMPACT
I-82 Both Directions - I-82 milepost 132 Columbia River Bridge near Plymouth: Eastbound traffic is shifted to the westbound Columbia River bridge into Oregon. The speed limit is reduced to 40 mph. Westbound traffic is reduced to a single lane. Last Updated: 3/26/2019 7:44 AM More Info
At milepost 132
LOW IMPACT
I-182 Both Directions - I-182 milepost 6 to milepost 7 – Tuesday, March 26, through Friday, March 29, between 10 a.m. and 2 p.m., there will be a single lane closure in both directions for survey work. Intermittent shoulder closures will also be in place. Last Updated: 3/26/2019 7:42 AM More Info
From milepost 6 to milepost 7
LOW IMPACT
US 2 Eastbound - On US 2 on the west end of the Odabashian Bridge from the Euclid Avenue ramps to Easy Street, watch out for construction vehicles on the shoulder where a crew is building the Loop Trail extension to the shopping center. Last Updated: 3/22/2019 3:40 PM More Info
At milepost 0
LOW IMPACT
SR 28 Northbound - On SR 28 7 a.m. to 9 p.m. in Ephrata Monday through Friday : expect shoulder and sidewalk closures in Ephrata at temporarily closed intersections for saw-cutting. Curb ramp and sidewalk removal work begins north to south. Last Updated: 3/22/2019 3:31 PM More Info
From milepost 45 to milepost 53
LOW IMPACT
US 12 Both Directions - Monday, March 25 to Friday, March 29: Contract crews working for CenturyLink will have the shoulder closed from 7 a.m. - 5 p.m. daily to install underground fiber optic cable. Last Updated: 3/21/2019 4:47 PM More Info
From milepost 69 to milepost 70
LOW IMPACT
SR 503 Both Directions - Monday, March 25 to Friday, March 29: Travelers on both directions of SR 503, between Niemi Road and McCracken Road will alternate through a single lane with flaggers daily from 7 a.m. to 5 p.m. for utility work. Last Updated: 3/21/2019 4:46 PM More Info
From milepost 48 to milepost 53
LOW IMPACT
SR 4 Both Directions - Monday, March 25 to Friday, March 29: Travelers in both directions of SR 4 will be alternated through a single lane of the highway between Messinger Hill and River View Road daily from 9 a.m. to 4 p.m. while PUD crews trim trees around power lines. Last Updated: 3/21/2019 4:44 PM More Info
From milepost 35 to milepost 37
LOW IMPACT
SR 20 Both Directions - Crews working for city of Oak Harbor could close lanes at SR 20 and Banta Road/Northgate Drive nightly from 8 p.m. to 6 a.m. Sunday night through Friday morning for waterline work. Flaggers will alternate traffic through an open lane. Last Updated: 3/13/2019 9:59 AM More Info
From milepost 39 to milepost 40
LOWEST IMPACT
US 12 Both Directions - US-12 eastbound milepost 294: Wednesday March 27 from 7 a.m. to 4 p.m. there will be a westbound right lane closure. Thursday March 28 from 7 a.m. to 4 p.m. there will be a westbound left lane closure for bridge washing. Last Updated: 3/26/2019 4:20 PM More Info
At milepost 294
LOWEST IMPACT
SR 290 Both Directions - One lane of the 2nd Ave and 3rd Ave Bridge westbound onramp is now open to traffic. The 2nd Ave offramp to Hamilton remains closed. Last Updated: 12/7/2018 8:41 AM More Info
From milepost 0 to milepost 1
LOWEST IMPACT
US 395 Both Directions - Construction on US 395 Spur - NSC both directions at the Freya Roundabouts Monday - Friday 6:00 am to 4:30 pm. Roadway users should be alert for occasional traffic control. Last Updated: 8/2/2018 12:51 PM More Info
At milepost 164