Traffic Sebastopol

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Current traffic around Sebastopol

The following traffic incidents and congestion for Sebastopol have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:

SOUTHBOUND
Description: A470Now clearSouthboundNantgarw to Coryton, Start time: 11/05/2026 9:22 , Expected end time: 11/05/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:22
Nearest town: 13.17 miles from Sebastopol. CLEARED @ 10:42
EASTBOUND
Description: M4Now clearEastboundJ33 (Cardiff) Capel Llanilltern, Start time: 11/05/2026 9:22 , Expected end time: 11/05/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:22
Nearest town: 16.34 miles from Sebastopol. CLEARED @ 10:42
NORTHBOUND
Description: A4232Now clearNorthboundA48 Interchange to M4 J33 Capel Llanilltern, Start time: 11/05/2026 9:23 , Expected end time: 11/05/2026 9:28, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:23
Nearest town: 16.68 miles from Sebastopol. CLEARED @ 10:42
EASTBOUND
Description: M4Now clearEastboundJ28 (Newport) Tredegar Park to J24 (Newport) Coldra, Start time: 11/05/2026 9:26 , Expected end time: 11/05/2026 9:31, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:26
Nearest town: 5.4 miles from Sebastopol. CLEARED @ 10:42
NORTHBOUND
Description: A470Now clearNorthboundNantgarw, Start time: 11/05/2026 9:26 , Expected end time: 11/05/2026 9:31, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:26
Nearest town: 12.53 miles from Sebastopol. CLEARED @ 10:42
NANTGARW
Description: A470NorthboundNantgarwCongestionoffslipDelay: s possible :, Start time: 11/05/2026 7:52 , Expected end time: 11/05/2026 9:30, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:52
Nearest town: 12.53 miles from Sebastopol. CLEARED @ 08:06
J33 CAPEL LLANILLTERN
Description: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionDelay: s possible :, Start time: 11/05/2026 7:47 , Expected end time: 11/05/2026 11:47, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:47
Nearest town: 16.34 miles from Sebastopol. CLEARED @ 07:54
A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERN
Description: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 11/05/2026 7:48 , Expected end time: 11/05/2026 9:30, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:48
Nearest town: 16.68 miles from Sebastopol. CLEARED @ 07:54
NANTGARW TO CORYTON
Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 11/05/2026 7:20 , Expected end time: 11/05/2026 11:20, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:20
Nearest town: 13.17 miles from Sebastopol. CLEARED @ 07:30
J32 CORYTON
Description: M4WestboundJ32 (Cardiff) CorytonOffslip closed16/05/26-17/05/26 2000-0600Diversions in place :, Start time: 16/05/2026 20:00 , End Date: 17/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/05/2026 12:00
Nearest town: 13.54 miles from Sebastopol. CLEARED @ 12:18
J28 TREDEGAR PARK TO J24 COLDRA
Description: M4EastboundJ28 (Newport) Tredegar Park to J24 (Newport) ColdraRoad closed13/05/26-15/05/26 2000-0600Diversions in place :, Start time: 13/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
Nearest town: 5.45 miles from Sebastopol. CLEARED @ 11:42
TAFF'S WELL TO NANTGARW
Description: A470NorthboundTaffs Well to NantgarwRoad closed11/05/26-23/05/26 2000-0600Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 23/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:55
Nearest town: 13.07 miles from Sebastopol. CLEARED @ 11:30
UPPER BOAT
Description: A470NorthboundUpper BoatOnslip closed12/05/26-13/05/26 1930-0500Diversions in place :, Start time: 12/05/2026 19:30 , End Date: 13/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:56
Nearest town: 12.62 miles from Sebastopol. CLEARED @ 11:30
UPPER BOAT TO NANTGARW
Description: A470SouthboundUpper Boat to NantgarwRoad closed14/05/26-15/05/26 2000-0600Diversions in place :, Start time: 14/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:57
Nearest town: 12.5 miles from Sebastopol. CLEARED @ 11:30
J24 COLDRA TO J28 TREDEGAR PARK
Description: M4WestboundJ24 (Newport) Coldra to J28 (Newport) Tredegar ParkRoad closed11/05/26-13/05/26 2000-0600Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 13/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
Nearest town: 5.45 miles from Sebastopol. CLEARED @ 11:30
J26 MALPAS
Description: M4EastboundJ26 (Newport) MalpasOnslip closed11/05/26-15/05/26 2000-0600 :, Start time: 11/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:59
Nearest town: 5.52 miles from Sebastopol. CLEARED @ 11:30
CRICKHOWELL
Description: A40Both directionsCrickhowell11/05/26-18/05/26 1900-0700 :, Start time: 11/05/2026 19:00 , End Date: 18/05/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/05/2026 8:10
Nearest town: 13.35 miles from Sebastopol. CLEARED @ 09:06
CONGESTION
Location: The A4 eastbound between the junctions with the M4 and the A4167 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 08:30 and 08:45 on 11 May 2026.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.62 miles from Sebastopol. CLEARED @ 08:42
CONGESTION
Location: The M4 eastbound between junctions J22 (Avonmouth) and J20 (Bristol) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 09:45 and 10:00 on 11 May 2026.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.23 miles from Sebastopol. CLEARED @ 09:45


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M5 southbound entry slip at junction J19 (Portishead) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 19:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.75 miles from Sebastopol.
ROAD WORKS
Location: The M48 westbound at junction J1 (Avonmouth) .
Lane closures: The hard shoulder is closed.
Reason: Roadworks.
Status: Currently Active.
Period: expect disruption until 06:00 on 22 May 2026.
Nearest town: 18.94 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Reason: Roadworks scheme.
Status: Currently Active.
Period: from 21:04 on 8 May 2026 to 06:00 on 12 May 2026.
Nearest town: 18.72 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 18.75 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 2, 3 and 4 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: There will be three of four lanes closed.
Nearest town: 18.72 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 19.93 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound entry slip at junction J18 (Bristol) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.79 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J18 (Bristol) and J17 (Bristol West) .
Reason: Roadworks scheme.
Status: Currently Active.
Period: from 20:07 on 6 May 2026 to 06:00 on 12 May 2026.
Nearest town: 19.79 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound entry slip at junction J18 (Bristol) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:30 on 8 May 2026 to 06:00 on 9 May 2026.
Schedule: From 20:30 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.87 miles from Sebastopol.
ROAD WORKS
Location: The M4 westbound at junction J22 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 15 May 2026 to 17 May 2026.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 18 May 2026 to 21 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 18.23 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 15 May 2026 to 02:00 on 16 May 2026.
Lanes Closed: There will be three of four lanes closed.
Nearest town: 19.87 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound at junction J19 (Portishead) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 15 May 2026 to 02:00 on 16 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.67 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lane four will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed: There will be one of four lanes closed.
Nearest town: 19.34 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lane three will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 19.35 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 20:00 on 13 May 2026 to 06:00 on 15 May 2026.
Nearest town: 18.72 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 18.75 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 2, 3 and 4 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: There will be three of four lanes closed.
Nearest town: 18.72 miles from Sebastopol.
ROAD WORKS
Location: The M4 westbound at junction J22 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 23:00 and 06:00 from 11 May 2026 to 13 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 18.23 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: There will be two of four lanes closed.
Nearest town: 19.87 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound entry slip at junction J19 (Portishead) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.75 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 19.31 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound exit slip at junction J19 (Portishead) .
Reason: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.62 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lanes 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 19 May 2026 to 22 May 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 19.36 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lanes 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 19 May 2026 to 22 May 2026.
Lanes Closed: There will be two of four lanes closed.
Nearest town: 19.32 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 19.59 miles from Sebastopol.
ROAD WORKS
Location: The M4 westbound entry slip at junction J22 (Avonmouth) .
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 18.03 miles from Sebastopol.
ROAD WORKS
Location: The M48 westbound at junction J1 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.13 miles from Sebastopol.
ROAD WORKS
Location: The M49 northbound between the junctions with the M5 and the M4 .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 18.23 miles from Sebastopol.
ROAD WORKS
Location: The M48 westbound at junction J1 (Avonmouth) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 15 May 2026 to 22 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 18.94 miles from Sebastopol.
ROAD WORKS
Location: The junction of the M5 J18 (Bristol) and the A4 .
Lane closures: Lane two will be closed.
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.28 miles from Sebastopol.
ROAD WORKS
Location: The A4 eastbound.
Lane closures: Lane one will be closed.
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.12 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.73 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound entry slip at junction J19 (Portishead) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 19:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.75 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 11 May 2026 to 13 May 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 19.14 miles from Sebastopol.
ROAD WORKS
Location: The M4 eastbound at junction J22 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 11 May 2026 to 20 May 2026.
Schedule: From 21:00 on 21 May 2026 to 06:00 on 22 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 17.82 miles from Sebastopol.
ROAD WORKS
Location: The M48 westbound at junction J1 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.13 miles from Sebastopol.
ROAD WORKS
Location: The M48 eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Lane closures: Lane two will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 16.53 miles from Sebastopol.
ROAD WORKS
Location: The M48 westbound between the M4 and junction J1 (Avonmouth) .
Lane closures: Lane two will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.64 miles from Sebastopol.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: The hard shoulder is closed.
Reason: Roadworks.
Status: Currently Active.
Period: expect disruption until 17:00 on 15 May 2026.
Nearest town: 19.07 miles from Sebastopol.
ROAD WORKS
Location: The M5 northbound at junction J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Emergency roadside drains works are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 11 May 2026 to 19 May 2026.
Schedule: From 21:00 on 19 May 2026 to 04:00 on 20 May 2026.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 20 May 2026 to 10 Jun 2026.
Schedule: From 21:00 on 10 Jun 2026 to 04:00 on 11 Jun 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.99 miles from Sebastopol.

Traffic in Nearby Villages

Sebastopol

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Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 11/05/2026 9:22 , Expected end time: 11/05/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:22
Nearest town: 13.17 miles from Sebastopol.

51.54--3.26

Description: M4 : Now clear : Eastbound : J33 (Cardiff) Capel Llanilltern, Start time: 11/05/2026 9:22 , Expected end time: 11/05/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:22
Nearest town: 16.34 miles from Sebastopol.

51.51--3.31

Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 11/05/2026 9:23 , Expected end time: 11/05/2026 9:28, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:23
Nearest town: 16.68 miles from Sebastopol.

51.49--3.29

Description: M4 : Now clear : Eastbound : J28 (Newport) Tredegar Park to J24 (Newport) Coldra, Start time: 11/05/2026 9:26 , Expected end time: 11/05/2026 9:31, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:26
Nearest town: 5.4 miles from Sebastopol.

51.6--3

Description: A470 : Now clear : Northbound : Nantgarw, Start time: 11/05/2026 9:26 , Expected end time: 11/05/2026 9:31, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 9:26
Nearest town: 12.53 miles from Sebastopol.

51.56--3.27

Description: A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :, Start time: 11/05/2026 7:52 , Expected end time: 11/05/2026 9:30, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:52
Nearest town: 12.53 miles from Sebastopol.

51.56--3.27

Description: M4 : Eastbound : J33 (Cardiff) Capel Llanilltern : Congestion : Delays possible :, Start time: 11/05/2026 7:47 , Expected end time: 11/05/2026 11:47, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:47
Nearest town: 16.34 miles from Sebastopol.

51.51--3.31

Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 11/05/2026 7:48 , Expected end time: 11/05/2026 9:30, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:48
Nearest town: 16.68 miles from Sebastopol.

51.49--3.29

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 11/05/2026 7:20 , Expected end time: 11/05/2026 11:20, Severity: Moderate, Source: Welsh Government, Last updated: 11/05/2026 7:20
Nearest town: 13.17 miles from Sebastopol.

51.54--3.26

Description: M4 : Westbound : J32 (Cardiff) Coryton : Offslip closed : 16/05/26-17/05/26 2000-0600 : Diversions in place :, Start time: 16/05/2026 20:00 , End Date: 17/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/05/2026 12:00
Nearest town: 13.54 miles from Sebastopol.

51.53--3.25

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J24 (Newport) Coldra : Road closed : 13/05/26-15/05/26 2000-0600 : Diversions in place :, Start time: 13/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
Nearest town: 5.45 miles from Sebastopol.

51.6--2.99

Description: A470 : Northbound : Taffs Well to Nantgarw : Road closed : 11/05/26-23/05/26 2000-0600 : Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 23/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:55
Nearest town: 13.07 miles from Sebastopol.

51.55--3.27

Description: A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :, Start time: 12/05/2026 19:30 , End Date: 13/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:56
Nearest town: 12.62 miles from Sebastopol.

51.58--3.29

Description: A470 : Southbound : Upper Boat to Nantgarw : Road closed : 14/05/26-15/05/26 2000-0600 : Diversions in place :, Start time: 14/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:57
Nearest town: 12.5 miles from Sebastopol.

51.57--3.28

Description: M4 : Westbound : J24 (Newport) Coldra to J28 (Newport) Tredegar Park : Road closed : 11/05/26-13/05/26 2000-0600 : Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 13/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
Nearest town: 5.45 miles from Sebastopol.

51.6--2.99

Description: M4 : Eastbound : J26 (Newport) Malpas : Onslip closed : 11/05/26-15/05/26 2000-0600 :, Start time: 11/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:59
Nearest town: 5.52 miles from Sebastopol.

51.6--3.01

Description: A40 : Both directions : Crickhowell : 11/05/26-18/05/26 1900-0700 :, Start time: 11/05/2026 19:00 , End Date: 18/05/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/05/2026 8:10
Nearest town: 13.35 miles from Sebastopol.

51.86--3.14

Location: eastbound between the junctions with the M4 and the A4167 .

Due to: Congestion.



Normal traffic conditions are expected between 08:30 and 08:45 on 11 May 2026.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.62 miles from Sebastopol.

51.5--2.69

Location: eastbound between junctions J22 (Avonmouth) and J20 (Bristol) .

Due to: Congestion.



Normal traffic conditions are expected between 09:45 and 10:00 on 11 May 2026.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.23 miles from Sebastopol.

51.57--2.65

Location: southbound entry slip at junction J19 (Portishead) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 19:00 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.75 miles from Sebastopol.

51.48--2.71

Location: westbound at junction J1 (Avonmouth) .

Lane Closures : The hard shoulder is closed.

Due to: Roadworks.



Period : expect disruption until 06:00 on 22 May 2026.
Nearest town: 18.94 miles from Sebastopol.

51.6--2.62

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Due to: Roadworks scheme.



Period : from 21:04 on 8 May 2026 to 06:00 on 12 May 2026.
Nearest town: 18.72 miles from Sebastopol.

51.44--2.82

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.75 miles from Sebastopol.

51.45--2.8

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 2, 3 and 4 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.72 miles from Sebastopol.

51.44--2.82

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.93 miles from Sebastopol.

51.5--2.67

Location: northbound entry slip at junction J18 (Bristol) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.79 miles from Sebastopol.

51.5--2.68

Location: northbound between junctions J18 (Bristol) and J17 (Bristol West) .

Due to: Roadworks scheme.



Period : from 20:07 on 6 May 2026 to 06:00 on 12 May 2026.
Nearest town: 19.79 miles from Sebastopol.

51.5--2.68

Location: northbound entry slip at junction J18 (Bristol) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:30 on 8 May 2026 to 06:00 on 9 May 2026.

Schedule : From 20:30 on 11 May 2026 to 06:00 on 12 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.87 miles from Sebastopol.

51.5--2.67

Location: westbound at junction J22 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 May 2026 to 17 May 2026.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 May 2026 to 21 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 18.23 miles from Sebastopol.

51.57--2.65

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .

Lane Closures : Lanes 1, 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 15 May 2026 to 02:00 on 16 May 2026.

Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.87 miles from Sebastopol.

51.48--2.71

Location: northbound at junction J19 (Portishead) .

Lane Closures : Lanes 1, 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 15 May 2026 to 02:00 on 16 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.67 miles from Sebastopol.

51.48--2.72

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lane four will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.

Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.34 miles from Sebastopol.

51.47--2.74

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lane three will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.35 miles from Sebastopol.

51.46--2.75

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 20:00 on 13 May 2026 to 06:00 on 15 May 2026.
Nearest town: 18.72 miles from Sebastopol.

51.44--2.82

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.75 miles from Sebastopol.

51.45--2.8

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 2, 3 and 4 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.72 miles from Sebastopol.

51.44--2.82

Location: westbound at junction J22 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 23:00 and 06:00 from 11 May 2026 to 13 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 18.23 miles from Sebastopol.

51.57--2.65

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.87 miles from Sebastopol.

51.48--2.71

Location: northbound entry slip at junction J19 (Portishead) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.75 miles from Sebastopol.

51.48--2.71

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.31 miles from Sebastopol.

51.47--2.73

Location: northbound exit slip at junction J19 (Portishead) .

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.62 miles from Sebastopol.

51.48--2.72

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lanes 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 19 May 2026 to 22 May 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.36 miles from Sebastopol.

51.46--2.75

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lanes 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 19 May 2026 to 22 May 2026.

Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.32 miles from Sebastopol.

51.47--2.74

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 13 May 2026 to 06:00 on 14 May 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.59 miles from Sebastopol.

51.42--2.85

Location: westbound entry slip at junction J22 (Avonmouth) .

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 18.03 miles from Sebastopol.

51.57--2.66

Location: westbound at junction J1 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.13 miles from Sebastopol.

51.6--2.61

Location: northbound between the junctions with the M5 and the M4 .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 May 2026 to 15 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.23 miles from Sebastopol.

51.56--2.66

Location: westbound at junction J1 (Avonmouth) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 May 2026 to 22 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.94 miles from Sebastopol.

51.6--2.62

Location: The junction of the M5 J18 (Bristol) and the A4 .

Lane Closures : Lane two will be closed.

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.28 miles from Sebastopol.

51.5--2.69

Location: eastbound.

Lane Closures : Lane one will be closed.

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.12 miles from Sebastopol.

51.5--2.69

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 12 May 2026 to 06:00 on 13 May 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.73 miles from Sebastopol.

51.44--2.82

Location: northbound entry slip at junction J19 (Portishead) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 19:00 on 12 May 2026 to 06:00 on 13 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.75 miles from Sebastopol.

51.48--2.71

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 May 2026 to 13 May 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.14 miles from Sebastopol.

51.45--2.78

Location: eastbound at junction J22 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 May 2026 to 20 May 2026.

Schedule : From 21:00 on 21 May 2026 to 06:00 on 22 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 17.82 miles from Sebastopol.

51.57--2.66

Location: westbound at junction J1 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.13 miles from Sebastopol.

51.6--2.61

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .

Lane Closures : Lane two will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.53 miles from Sebastopol.

51.62--2.67

Location: westbound between the M4 and junction J1 (Avonmouth) .

Lane Closures : Lane two will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 13 May 2026.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.64 miles from Sebastopol.

51.59--2.6

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : The hard shoulder is closed.

Due to: Roadworks.



Period : expect disruption until 17:00 on 15 May 2026.
Nearest town: 19.07 miles from Sebastopol.

51.45--2.78

Location: northbound at junction J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Emergency roadside drains works are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 04:00 from 11 May 2026 to 19 May 2026.

Schedule : From 21:00 on 19 May 2026 to 04:00 on 20 May 2026.

Schedule : Expect disruption everyday between 20:00 and 04:00 from 20 May 2026 to 10 June 2026.

Schedule : From 21:00 on 10 June 2026 to 04:00 on 11 June 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.99 miles from Sebastopol.

51.43--2.84