Location: southbound between the junctions with the A339 and the A4 .
Due to: Congestion.
Normal traffic conditions are expected between 15:00 and 15:15 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.5 miles from Slade End.

Location: southbound between the junctions with the A339 and the A4 .
Due to: Congestion.
Normal traffic conditions are expected between 14:15 and 14:30 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.5 miles from Slade End.

Location: southbound between the junctions with the A339 and the A4 .
Due to: Congestion.
Normal traffic conditions are expected between 13:30 and 13:45 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.5 miles from Slade End.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 12:15 and 12:30 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.04 miles from Slade End.

Location: eastbound exit slip at junction J11 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 12:00 and 12:15 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.57 miles from Slade End.

Location: northbound at the junction with the A423 north of Kennington.
Due to: Congestion.
Normal traffic conditions are expected between 12:15 and 12:30 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 9.33 miles from Slade End.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 12 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.02 miles from Slade End.

Location: southbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 10:00 and 10:15 on 12 December 2025.
Nearest town: 16.92 miles from Slade End.

Location: southbound between the A4185 and the junction with the A4 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.84 miles from Slade End.

Location: southbound exit slip to the A4 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.56 miles from Slade End.

Location: northbound between the junctions with the A343 and the A4 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : from 05:08 on 12 December 2025 to 10:00 on 12 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 16.28 miles from Slade End.

Location: southbound between the junctions with the A4 and the A343 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : from 05:11 on 12 December 2025 to 15:00 on 12 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 16.18 miles from Slade End.

Location: southbound between the A4185 and the junction with the M4 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.23 miles from Slade End.

Location: northbound between the M4 and the junction with the A4185 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.17 miles from Slade End.

Location: eastbound between junctions J14 (Hungerford) and J13 (Newbury) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.98 miles from Slade End.

Location: westbound between junctions J13 (Newbury) 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 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.98 miles from Slade End.

Location: southbound between the A4130 and the junction with the A4 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.08 miles from Slade End.

Location: The A404M southbound entry slip at junction J9B .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.21 miles from Slade End.

Location: The A404M southbound between junctions J9B and J9A .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.05 miles from Slade End.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.99 miles from Slade End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 12 December 2025.
Nearest town: 11.86 miles from Slade End.

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: 9.42 miles from Slade End.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 12 December 2025.
Nearest town: 18.49 miles from Slade End.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 12.52 miles from Slade End.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 11.62 miles from Slade End.

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 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.47 miles from Slade End.

Location: westbound between junctions J11 (Basingstoke) and J13 (Newbury) .
Due to: Roadworks scheme.
Period : from 20:02 on 11 December 2025 to 06:00 on 13 December 2025.
Nearest town: 13.42 miles from Slade End.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 12.52 miles from Slade End.

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 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.42 miles from Slade End.

Location: westbound entry slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.26 miles from Slade End.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.58 miles from Slade End.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 19.95 miles from Slade End.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:03 on 8 December 2025 to 06:00 on 13 December 2025.
Nearest town: 11.62 miles from Slade End.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:01 on 8 December 2025 to 06:00 on 18 December 2025.
Nearest town: 18.14 miles from Slade End.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:02 on 9 December 2025 to 06:00 on 13 December 2025.
Nearest town: 13.47 miles from Slade End.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.53 miles from Slade End.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.02 miles from Slade End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 12.04 miles from Slade End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.04 miles from Slade End.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.11 miles from Slade End.

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: 11.8 miles from Slade End.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
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: 13.61 miles from Slade End.

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: 11.61 miles from Slade End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.25 miles from Slade End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.66 miles from Slade End.

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: 9.84 miles from Slade End.

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: 9.84 miles from Slade End.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs 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: 17.94 miles from Slade End.

Location: northbound between junctions J8A (Thame) and J10 (Northampton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 14 December 2025 to 06:00 on 15 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.43 miles from Slade End.

Location: southbound entry slip from the M40 .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 05:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.07 miles from Slade End.

Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 05:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.24 miles from Slade End.

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: 8.74 miles from Slade End.

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: 7.72 miles from Slade End.

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: 7.73 miles from Slade End.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.05 miles from Slade End.

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: 18.46 miles from Slade End.

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: 7.73 miles from Slade End.

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: 7.73 miles from Slade End.

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: 7.6 miles from Slade End.

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: 7.6 miles from Slade End.

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: 7.62 miles from Slade End.

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: 7.47 miles from Slade End.

Location: northbound between the junctions with the A44 and the M40 .
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 17 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.88 miles from Slade End.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 14 December 2025 to 23:59 on 18 December 2025.
Nearest town: 17.92 miles from Slade End.

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: 9.39 miles from Slade End.

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: 9.4 miles from Slade End.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:00 on 13 December 2025 to 16:00 on 13 December 2025.
Nearest town: 10.04 miles from Slade End.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 12 December 2025 to 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.53 miles from Slade End.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 12 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.03 miles from Slade End.

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 : From 21:00 on 5 January 2026 to 06:00 on 6 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: 12.33 miles from Slade End.

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 : From 21:00 on 5 January 2026 to 06:00 on 6 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: 12.43 miles from Slade End.

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: 12.52 miles from Slade End.

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: 13.47 miles from Slade End.

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: 12.52 miles from Slade End.
