Traffic Conditions

AL7 3NN
Welwyn Hatfield District

Incidents, road closures and roadworks affecting AL7 3NN

The essential traffic update hub for the AL7 3NN area, with real-time information on traffic incidents, road closures, accidents, and roadworks impacting your daily commute around the AL7 3NN postcode. Stay informed on all traffic developments in your area, including accident reports and road maintenance.

A1(M) Southbound

A1(M) southbound within J4 | Southbound | Road Works

Location : The A1M southbound between junctions J6 and J4. Lane Closures : Lanes 1 and 2 will be closed. Reason : Barrier repairs are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 05:30 on 9 August 2025. Lanes Closed : There will be two of three lanes closed.

1.1 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

1.7 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound within J6 | Northbound | Road Works

Location : The A1M northbound between junctions J5 and J6. Reason : Road repairs. Status : Currently Active.

Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : All lanes are closed.

1.2 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

1.8 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J5 and J6 | Northbound | Road Works

Location : The A1M northbound between junctions J4 and J6. Reason : Roadworks. Status : Currently Active.

Period : from 22:03 on 3 August 2025 to 06:00 on 4 August 2025. Lanes Closed : All lanes are closed.

1.4 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

1.8 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) J6 northbound exit | Northbound | Road Works

Location : The A1M northbound exit slip at junction J6. Reason : Road repairs. Status : Currently Active.

Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : All lanes are closed.

1.7 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

2 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J4 and J5 | Northbound | Road Works

Location : The A1M northbound between junctions J4 and J5. Reason : Road repairs. Status : Currently Active.

Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : All lanes are closed.

1.8 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

2.1 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound within J4 | Northbound | Road Works

Location : The A1M northbound at junction J4. Reason : Road repairs. Status : Currently Active.

Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : All lanes are closed.

2 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

2.3 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) southbound between J7 and J6 | Southbound | Road Works

Location : The A1M southbound between junctions J7 and J6. Reason : Roadside equipment maintenance is planned. Status : Pending.

Schedule : From 09:30 on 4 August 2025 to 15:30 on 4 August 2025.

2.5 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

2.8 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) southbound between J7 and J6 | Southbound | Road Works

Location : The A1M southbound between junctions J7 and J6. Reason : Roadside equipment maintenance is planned. Status : Pending.

Schedule : From 09:30 on 4 August 2025 to 15:30 on 4 August 2025.

2.7 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

3 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J3 and J4 | Northbound | Road Works

Location : The A1M northbound between junctions J3 and J4. Lane Closures : Lanes 2 and 3 are closed. Reason : Road repairs.

Status : Currently Active. Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : There are two of three lanes closed.

3.4 mi from Welwyn Garden City

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

3.6 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound within J3 | Northbound | Road Works

Location : The A1M northbound at junction J3. Reason : Road repairs. Status : Currently Active.

Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : All lanes are closed.

3.8 mi from Saint Albans

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

4.1 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J2 and J3 | Northbound | Road Works

Location : The A1M northbound between junctions J2 and J3. Lane Closures : Lane two is closed. Reason : Road repairs.

Status : Currently Active. Period : expect disruption until 05:30 on 4 August 2025. Lanes Closed : There is one of two lanes closed.

4 mi from Saint Albans

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

4.5 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J6 and J7 | Northbound | Road Works

Location : The A1M northbound between junctions J6 and J7. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.

Status : Pending. Schedule : From 21:00 on 6 August 2025 to 05:00 on 7 August 2025. Lanes Closed : There will be one of two lanes closed.

2.7 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

5.6 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) J7 southbound access | Southbound | Road Works

Location : The A1M southbound entry slip at junction J7. Lane Closures : Lanes 1 and 2 will be closed. Reason : Horticultural works are planned.

Status : Pending. Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 August 2025 to 7 August 2025. Lanes Closed : All lanes will be closed.

2.1 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

6.2 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) J7 southbound access | Southbound | Road Works

Location : The A1M southbound entry slip at junction J7. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.

Status : Pending. Schedule : From 21:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : There will be one of two lanes closed.

2.1 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

6.2 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) southbound between J7 and J6 | Southbound | Road Works

Location : The A1M southbound between junctions J8 and J6. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.

Status : Pending. Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 August 2025 to 7 August 2025. Lanes Closed : There will be one of two lanes closed.

1.5 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

6.8 mi from AL7 3NN

Source: Highways Agency

M25

M25 clockwise between J22 and J23 | Clockwise | Road Works

Location : The M25 clockwise between junctions J22 and J23. Lane Closures : Lane one will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : From 22:00 on 5 August 2025 to 05:00 on 6 August 2025. Lanes Closed : There will be one of four lanes closed.

3.5 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

7.2 mi from AL7 3NN

Source: Highways Agency

M25 Northbound

M25 anti-clockwise between J23 and J22 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J23 and J22. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 06:00 on 9 August 2025. Lanes Closed : There will be two of four lanes closed.

3 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

7.7 mi from AL7 3NN

Source: Highways Agency

M25 Southbound

M25 anti-clockwise between J24 and J23 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J24 and J23. Lane Closures : Lanes 2, 3 and 4 will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : From 22:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : There will be three of four lanes closed.

1.5 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

7.8 mi from AL7 3NN

Source: Highways Agency

M25 Southbound

M25 J23 clockwise exit | Clockwise | Road Works

Location : The M25 clockwise exit slip at junction J23. Lane Closures : Lane one will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : From 22:00 on 5 August 2025 to 05:00 on 6 August 2025. Lanes Closed : There will be one of two lanes closed.

2.9 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

7.8 mi from AL7 3NN

Source: Highways Agency

M25 Southbound

M25 anti-clockwise between J24 and J23 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J24 and J23. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 06:00 on 9 August 2025. Lanes Closed : There will be two of four lanes closed.

1.6 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

7.8 mi from AL7 3NN

Source: Highways Agency

M25 Southbound

M25 clockwise between J23 and J24 | Clockwise | Road Works

Location : The M25 clockwise between junctions J23 and J24. Lane Closures : Lane one will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : Expect disruption everyday between 09:30 and 16:00 from 4 August 2025 to 8 August 2025. Schedule : Expect disruption everyday between 09:30 and 16:00 from 11 August 2025 to 15 August 2025.

Schedule : Expect disruption everyday between 09:30 and 16:00 from 18 August 2025 to 21 August 2025. Lanes Closed : There will be one of four lanes closed.

2.1 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

M25 Northbound

M25 anti-clockwise within J22 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J23 and J22. Reason : Emergency roadworks are planned. Status : Pending.

Schedule : From 22:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : All lanes will be closed.

2.8 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

M25 Eastbound

M25 anti-clockwise within J23 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise at junction J23. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : From 22:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : All lanes will be closed.

2.5 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound between J7 and J8 | Northbound | Road Works

Location : The A1M northbound between junctions J7 and J8. Lane Closures : Lane two will be closed. Reason : Road repairs are planned.

Status : Pending. Schedule : From 21:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : There will be one of two lanes closed.

0.6 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

M25 Eastbound

M25 anti-clockwise within J23 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise at junction J23. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 06:00 on 9 August 2025. Lanes Closed : There will be two of three lanes closed.

2.4 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

M25 Eastbound

M25 anti-clockwise within J23 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise at junction J23. Lane Closures : Lanes 2 and 3 will be closed. Reason : Emergency roadworks are planned.

Status : Pending. Schedule : From 22:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : There will be two of three lanes closed.

2.4 mi from Potters Bar

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8 mi from AL7 3NN

Source: Highways Agency

A1(M) Southbound

A1(M) southbound between J8 and J7 | Southbound | Road Works

Location : The A1M southbound between junctions J8 and J7. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.

Status : Pending. Schedule : From 21:00 on 13 August 2025 to 05:00 on 14 August 2025. Lanes Closed : There will be one of two lanes closed.

0.4 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8.5 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) northbound within J9 | Northbound | Road Works

Location : The A1M northbound between junctions J8 and J9. Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned.

Status : Pending. Schedule : From 21:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : All lanes will be closed.

0.6 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

8.9 mi from AL7 3NN

Source: Highways Agency

A1(M) Northbound

A1(M) J8 northbound access | Northbound | Road Works

Location : The A1M northbound entry slip at junction J8. Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned.

Status : Pending. Schedule : From 21:00 on 7 August 2025 to 05:00 on 8 August 2025. Lanes Closed : All lanes will be closed.

0.8 mi from Stevenage

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.1 mi from AL7 3NN

Source: Highways Agency

M25 Northbound

M25 anti-clockwise within J21A | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J22 and J21A. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 05:00 on 9 August 2025. Lanes Closed : There will be three of four lanes closed.

2.9 mi from Saint Albans

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.3 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 northbound within J9 | Northbound | Road Works

Location : The M1 northbound between junctions J8 and J9. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside equipment maintenance is planned.

Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 August 2025 to 9 August 2025. Lanes Closed : There will be two of four lanes closed.

3.5 mi from Hemel Hempstead

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.6 mi from AL7 3NN

Source: Highways Agency

M1 Southbound

M1 southbound within J8 | Southbound | Road Works

Location : The M1 southbound between junctions J9 and J8. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside equipment maintenance is planned.

Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 18 August 2025 to 22 August 2025. Lanes Closed : There will be two of four lanes closed.

4 mi from Hemel Hempstead

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.7 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 northbound between J8 and J9 | Northbound | Road Works

Location : The M1 northbound between junctions J8 and J9. Lane Closures : Lanes 2, 3 and 4 will be closed. Reason : Roadside equipment maintenance is planned.

Status : Pending. Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025. Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.

Lanes Closed : There will be three of four lanes closed.

4.1 mi from Hemel Hempstead

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.7 mi from AL7 3NN

Source: Highways Agency

M25 Eastbound

link road from M25 J21 anti-clockwise to M1 J6A northbound | Anti-Clockwise | Road Works

Location : The M25 anticlockwise exit slip at junction J21. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 05:00 on 9 August 2025. Lanes Closed : All lanes will be closed.

2.9 mi from Saint Albans

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.8 mi from AL7 3NN

Source: Highways Agency

M25 Eastbound

M25 anti-clockwise within J21 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise at junction J21. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned.

Status : Pending. Schedule : From 23:00 on 8 August 2025 to 05:00 on 9 August 2025. Lanes Closed : All lanes will be closed.

2.9 mi from Saint Albans

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.8 mi from AL7 3NN

Source: Highways Agency

M1 Southbound

M1 J9 southbound access | Southbound | Road Works

Location : The M1 southbound entry slip at junction J9. Reason : Roadside equipment maintenance is planned. Status : Pending.

Schedule : From 22:00 on 6 August 2025 to 05:00 on 7 August 2025. Lanes Closed : All lanes will be closed.

4.4 mi from Luton

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.9 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 northbound within J9 | Northbound | Road Works

Location : The M1 northbound between junctions J8 and J9. Lane Closures : Lanes 1, 2, 3 and 4 will be closed. Reason : Roadside equipment maintenance is planned.

Status : Pending. Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025. Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.

Lanes Closed : All lanes will be closed.

4.7 mi from Luton

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.9 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 J9 northbound exit | Northbound | Road Works

Location : The M1 northbound exit slip at junction J9. Reason : Roadside equipment maintenance is planned. Status : Pending.

Schedule : From 22:00 on 5 August 2025 to 05:00 on 6 August 2025. Lanes Closed : All lanes will be closed.

4.6 mi from Luton

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

9.9 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 northbound between J9 and J10 | Northbound | Road Works

Location : The M1 northbound between junctions J9 and J10. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside equipment maintenance is planned.

Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 August 2025 to 9 August 2025. Lanes Closed : There will be two of five lanes closed.

4.4 mi from Luton

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

10 mi from AL7 3NN

Source: Highways Agency

M1 Northbound

M1 northbound between J9 and J10 | Northbound | Road Works

Location : The M1 northbound between junctions J9 and J10. Reason : Roadside equipment maintenance is planned. Status : Pending.

Schedule : Expect disruption everyday between 09:30 and 15:30 from 4 August 2025 to 8 August 2025. Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 August 2025 to 15 August 2025. Schedule : Expect disruption everyday between 09:30 and 15:30 from 18 August 2025 to 21 August 2025.

Schedule : Expect disruption everyday between 09:30 and 15:30 from 26 August 2025 to 29 August 2025.

4.4 mi from Luton

Category: Roadworks

3 Aug 2025 at 23:15

Region: Hertfordshire

10 mi from AL7 3NN

Source: Highways Agency