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WSDOT Traffic @traffic.wsdot.wa.gov · 5h

On the I-5 southbound collector-distributor off-ramp to S Dearborn St (MP 165) there is a collision partially blocking the ramp.

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WSDOT Traffic @traffic.wsdot.wa.gov · 7h

On the I-5 northbound collector-distributor at James St (MP 166) there is a disabled vehicle blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 7h

On I-5 northbound just north of Olive Way (MP 166) there is a disabled vehicle blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 7h

On the I-5 northbound on-ramp from Mercer St (MP 167) there is a disabled vehicle partially blocking the ramp.

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WSDOT Traffic @traffic.wsdot.wa.gov · 9h

On the I-405 northbound off-ramp to SR 169 (MP 4) there is a collision partially blocking the ramp.

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WSDOT Traffic @traffic.wsdot.wa.gov · 9h

On SR 9 southbound just north of Carlson Pl (MP 41) there are fallen tree(s) blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 10h

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed today at 5:17 PM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 10h

Update 4:59 PM : On I-90 westbound just east of Rainier Ave S (MP 4) there is a collision blocking the left general purpose lane and the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 10h

On I-5 northbound just south of Mercer St (MP 166) there is a disabled vehicle blocking the left lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 11h

On I-90 westbound just east of Rainiers Ave S (MP 4) there is an incident partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 11h

On I-5 southbound at I-405 (MP 155) there is an incident partially blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 11h

On SR 520 westbound just east of I-5 (MP 1) there is a collision partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 11h

Update 3:20 PM : On I-5 southbound at Boeing Access Rd (MP 158) there is a collision blocking the left lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 12h

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed today at 2:40 PM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 12h

On I-405 northbound just south of SR 167 (MP 2) there is a collision partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 12h

On the I-5 northbound off-ramp to Mercer St (MP 166) there is a collision partially blocking the ramp.

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WSDOT Traffic @traffic.wsdot.wa.gov · 12h

On I-5 northbound just south of SR 520 (MP 168) there is a collision partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 13h

On I-5 northbound just north of S Columbian Way (MP 163) there is a collision partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 13h

HEADS UP, Tukwila: The contractors are running behind and expect to reopen the SB I-405 HOV lanes at 2:30p today (10/4). The GP lanes are open to traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 13h

On SR 9 southbound at 32nd St SE (MP 13) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 14h

On I-405 southbound just north of SR 522 (MP 24) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 17h

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed today at 9:24 AM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 18h

On I-90 westbound just west of Island Crest Way (MP 7) there is a disabled vehicle partially blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 19h

Update 8:03 AM : On I-5 southbound at S Samish Way (MP 252) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On the I-5 northbound on-ramp from Mercer St (MP 167) there is a collision partially blocking the ramp.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-90 eastbound just west of I-5 (MP 3) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 9 southbound near Mosier Rd (MP 59) there is a collision blocking the lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-90 westbound just east of Rainier Ave S (MP 4) there is a collision blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-5 northbound just north of Mercer St (MP 167) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 161 northbound just north of S 370th St (MP 34) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

Update 11:08 PM : On SR 9 southbound at SR 92 (MP 18) there is a collision blocking the center lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-5 northbound just south of NE 175th St (MP 176) there is an incident blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed tonight at 10:26 PM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-405 southbound just south of SR 167 (MP 1) there is a collision blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR547 northbound & southbound at Cimarron Way (MP 2) there is a collision blocking all lanes.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

REMINDER, Tukwila and airport goers! SB I-405 lane reductions started tonight (10/3) and will go until 1:30p Sun. (10/4). The SB I-405 HOV ramp will also close at this time, affecting trips to Seattle-Tacoma International Airport. @flysea.bsky.social

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-405 southbound just south of SR 167 (MP 2) there is a collision blocking the left lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 520 westbound just east of SR 520 (MP 1) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SE 527 northbound just south of 201st Pl SE (MP 4) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

Update 4:48 PM : On I-90 eastbound just west of E Mercer Way (MP 8) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

Update 4:30 PM : On I-5 southbound just north of NE 145th St (MP 175) there is a collision blocking the left lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-5 southbound just north of N 85th St (MP 172) there is an incident blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed today at 4:25 PM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-5 northbound just south of SR 18 (MP 141) there is a collision blocking the right lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On I-405 southbound just north of I-90 (MP 12) there is a collision blocking the HOV lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

On SR 99 northbound & southbound at 1st Ave S Bridge (MP 26) all lanes will be closed today at 4:00 PM due to boat traffic.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

Update 3:59 PM : On I-5 southbound at 116th St NE (MP 203) there is a collision blocking the 2 right lanes.

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WSDOT Traffic @traffic.wsdot.wa.gov · 04/10/2026

Cleared 3:57 PM : On I-405 southbound just north of I-90 I (MP 12) there is a collision blocking the right center lane.

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WSDOT Traffic @traffic.wsdot.wa.gov · 03/10/2026

On the I-5 northbound off-ramp to US 2 (MP 194) there is a collision partially blocking the ramp.

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