Traffic Trethomas

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Current traffic around Trethomas

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

J33 CAPEL LLANILLTERN
Description: M4WestboundJ33 (Cardiff) Capel Llanilltern18/03/26-25/03/26 2000-0600onslipClosedResurfacing work :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 11/03/2026 9:11
Nearest town: 7.57 miles from Trethomas. CLEARED @ 00:18
J34 MISKIN
Description: M4WestboundJ34 (Llantrisant) Miskin18/03/26-25/03/26 2000-0600offslipResurfacing workClosed :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 11/03/2026 9:10
Nearest town: 9.21 miles from Trethomas. CLEARED @ 00:18
J33 CAPEL LLANILLTERN TO J34 MISKIN
Description: M4WestboundJ33 (Cardiff) Capel Llanilltern to J34 (Llantrisant) Miskin18/03/26-25/03/26 2000-0600Resurfacing workClosedDiversions in place :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/03/2026 9:08
Nearest town: 8.41 miles from Trethomas. CLEARED @ 00:18


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Reason: Roadworks scheme.
Status: Currently Active.
Period: from 20:09 on 13 Mar 2026 to 06:00 on 21 Mar 2026.
Nearest town: 18.59 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound entry slip at junction J21 (Weston super Mare) .
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 22:00 on 20 Mar 2026 to 06:00 on 21 Mar 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 19.98 miles from Trethomas.
ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 21:00 on 18 Mar 2026 to 06:00 on 20 Mar 2026.
Nearest town: 18.97 miles from Trethomas.
ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 18 Mar 2026 to 05:00 on 19 Mar 2026.
Schedule: From 21:00 on 19 Mar 2026 to 06:00 on 20 Mar 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 18.97 miles from Trethomas.
ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 21:00 on 16 Mar 2026 to 06:00 on 18 Mar 2026.
Nearest town: 18.97 miles from Trethomas.
ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 16 Mar 2026 to 18 Mar 2026.
Lanes Closed: All lanes will be closed.
Nearest town: 18.97 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
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 16 Mar 2026 to 21 Mar 2026.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 19.3 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: The hard shoulder and lane 1 are closed.
Reason: Roadworks.
Status: Currently Active.
Period: expect disruption until 06:00 on 14 Mar 2026.
Lanes Closed: There is one of three lanes closed.
Nearest town: 18.86 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: The hard shoulder and lane 1 are closed.
Reason: Roadworks.
Status: Currently Active.
Period: expect disruption until 06:00 on 14 Mar 2026.
Lanes Closed: There is one of four lanes closed.
Nearest town: 18.59 miles from Trethomas.
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 08:00 on 16 Mar 2026 to 17:00 on 20 Mar 2026.
Schedule: From 08:00 on 23 Mar 2026 to 17:00 on 27 Mar 2026.
Schedule: From 08:00 on 30 Mar 2026 to 17:00 on 1 Apr 2026.
Schedule: From 08:00 on 7 Apr 2026 to 17:00 on 10 Apr 2026.
Nearest town: 19.61 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 08:00 and 17:00 from 16 Mar 2026 to 20 Mar 2026.
Nearest town: 19.54 miles from Trethomas.
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 20:00 and 06:00 from 16 Mar 2026 to 21 Mar 2026.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 23 Mar 2026 to 28 Mar 2026.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 30 Mar 2026 to 1 Apr 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 19.72 miles from Trethomas.
ROAD WORKS
Location: The M5 northbound at junction J20 (Nailsea) .
Lane closures: The hard shoulder and lane 1 are closed.
Reason: Emergency Roadside Drains works.
Status: Currently Active.
Period: expect disruption until 04:00 on 14 Mar 2026.
Lanes Closed: There is one of three lanes closed.
Nearest town: 18.24 miles from Trethomas.

Traffic in Nearby Villages

Trethomas

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Description: M4 : Westbound : J33 (Cardiff) Capel Llanilltern : 18/03/26-25/03/26 2000-0600 : onslip : Closed : Resurfacing work :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 11/03/2026 9:11
Nearest town: 7.57 miles from Trethomas.

51.51--3.31

Description: M4 : Westbound : J34 (Llantrisant) Miskin : 18/03/26-25/03/26 2000-0600 : offslip : Resurfacing work : Closed :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 11/03/2026 9:10
Nearest town: 9.21 miles from Trethomas.

51.51--3.36

Description: M4 : Westbound : J33 (Cardiff) Capel Llanilltern to J34 (Llantrisant) Miskin : 18/03/26-25/03/26 2000-0600 : Resurfacing work : Closed : Diversions in place :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/03/2026 9:08
Nearest town: 8.41 miles from Trethomas.

51.51--3.34

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

Due to: Roadworks scheme.



Period : from 20:09 on 13 March 2026 to 06:00 on 21 March 2026.
Nearest town: 18.59 miles from Trethomas.

51.44--2.82

Location: northbound entry slip at junction J21 (Weston super Mare) .

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 22:00 on 20 March 2026 to 06:00 on 21 March 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 19.98 miles from Trethomas.

51.36--2.89

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 21:00 on 18 March 2026 to 06:00 on 20 March 2026.
Nearest town: 18.97 miles from Trethomas.

51.58--2.74

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

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

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 18 March 2026 to 05:00 on 19 March 2026.

Schedule : From 21:00 on 19 March 2026 to 06:00 on 20 March 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 18.97 miles from Trethomas.

51.58--2.74

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 21:00 on 16 March 2026 to 06:00 on 18 March 2026.
Nearest town: 18.97 miles from Trethomas.

51.58--2.74

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

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

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.

Lanes Closed : All lanes will be closed.
Nearest town: 18.97 miles from Trethomas.

51.58--2.74

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

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 16 March 2026 to 21 March 2026.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.3 miles from Trethomas.

51.39--2.86

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

Lane Closures : The hard shoulder and lane 1 are closed.

Due to: Roadworks.



Period : expect disruption until 06:00 on 14 March 2026.

Lanes Closed : There is one of three lanes closed.
Nearest town: 18.86 miles from Trethomas.

51.45--2.8

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

Lane Closures : The hard shoulder and lane 1 are closed.

Due to: Roadworks.



Period : expect disruption until 06:00 on 14 March 2026.

Lanes Closed : There is one of four lanes closed.
Nearest town: 18.59 miles from Trethomas.

51.44--2.82

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

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 08:00 on 16 March 2026 to 17:00 on 20 March 2026.

Schedule : From 08:00 on 23 March 2026 to 17:00 on 27 March 2026.

Schedule : From 08:00 on 30 March 2026 to 17:00 on 1 April 2026.

Schedule : From 08:00 on 7 April 2026 to 17:00 on 10 April 2026.
Nearest town: 19.61 miles from Trethomas.

51.45--2.78

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

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 20 March 2026.
Nearest town: 19.54 miles from Trethomas.

51.45--2.78

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 20:00 and 06:00 from 16 March 2026 to 21 March 2026.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 1 April 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.72 miles from Trethomas.

51.45--2.78

Location: northbound at junction J20 (Nailsea) .

Lane Closures : The hard shoulder and lane 1 are closed.

Due to: Emergency Roadside Drains works.



Period : expect disruption until 04:00 on 14 March 2026.

Lanes Closed : There is one of three lanes closed.
Nearest town: 18.24 miles from Trethomas.

51.43--2.84