Location: northbound entry slip from the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 12:45 and 13:00 on 13 December 2025.
Nearest town: 17.92 miles from West Ilsley.

Location: southbound exit slip to the A423 north of Kennington.
Due to: Congestion.
Normal traffic conditions are expected between 12:15 and 12:30 on 13 December 2025.
Nearest town: 13.69 miles from West Ilsley.

Location: southbound between the junctions with the A44 and the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 13 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.72 miles from West Ilsley.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 17.38 miles from West Ilsley.

Location: southbound entry slip at junction J7 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.41 miles from West Ilsley.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : The hard shoulder is closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 16:00 on 13 December 2025.
Nearest town: 8.89 miles from West Ilsley.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 19 December 2025.
Nearest town: 17.32 miles from West Ilsley.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.23 miles from West Ilsley.

Location: northbound between the A343 and the junction with the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.97 miles from West Ilsley.

Location: northbound between the A4 and the junction with the A339 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.74 miles from West Ilsley.

Location: northbound exit slip to the A4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Nearest town: 8.63 miles from West Ilsley.

Location: northbound exit slip to the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.63 miles from West Ilsley.

Location: northbound at the junction with the A343 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.97 miles from West Ilsley.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.94 miles from West Ilsley.

Location: eastbound between junctions J11 (Basingstoke) and J5 (Colnbrook) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Nearest town: 17.15 miles from West Ilsley.

Location: eastbound at junction J11 (Basingstoke) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.15 miles from West Ilsley.

Location: southbound exit slip at Chieveley Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 5.76 miles from West Ilsley.

Location: southbound entry slip from the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 5.84 miles from West Ilsley.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.97 miles from West Ilsley.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.79 miles from West Ilsley.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 18 December 2025 to 00:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.63 miles from West Ilsley.

Location: eastbound between junctions J16 (Swindon) and J14 (Hungerford) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 18 December 2025 to 00:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.82 miles from West Ilsley.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.25 miles from West Ilsley.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.23 miles from West Ilsley.

Location: northbound between the M4 and the junction with the A4185 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 2.28 miles from West Ilsley.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 1.24 miles from West Ilsley.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 1.32 miles from West Ilsley.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
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 15 December 2025 to 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.55 miles from West Ilsley.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
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 December 2025 to 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.11 miles from West Ilsley.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 9.87 miles from West Ilsley.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.87 miles from West Ilsley.

Location: northbound exit slip to the A415 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 9.07 miles from West Ilsley.

Location: northbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.07 miles from West Ilsley.

Location: southbound entry slip from the A415 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.24 miles from West Ilsley.

Location: northbound between the A4130 and the junction with the A415 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.57 miles from West Ilsley.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.22 miles from West Ilsley.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.3 miles from West Ilsley.

Location: westbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.22 miles from West Ilsley.
