M4 road closures & live traffic incidents
No live closures are reported on the M4 right now.
Live M4 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.
M4 closures planned this week
M4 eastbound lane 1 and 2 closure (64/1 to 63/0)
Planned Roadworks National HighwaysStarts in 11 hours 34 minutes
M4 eastbound lane 1 and 2 closure (64/1 to 63/0)
M4 Eastbound Jct 19 to 18 lane 3 closure 179/6b - 177/8b
Planned Roadworks National HighwaysStarts in 12 hours 34 minutes
M4 Eastbound Jct 19 to 18 lane 3 closure 179/6b - 177/8b
M4 westbound Jct 16 to Jct 17 - lane 1 closure
Planned Roadworks National HighwaysStarts in 12 hours 34 minutes
M4 westbound Jct 16 to Jct 17 - lane 1 closure
Recently cleared on the M4
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Single lane running
ClearedCleared 3 hours 15 minutes ago
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M4 Eastbound Jct 5 to Jct 4B lane 1,2 closure
ClearedCleared 3 hours 30 minutes ago
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M4 eastbound Jct 21 to 20 - lane closures (188/4 to 186/9)
ClearedCleared 3 hours 45 minutes ago
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M4 eastbound lane 1 closure (Jct 12 entry 72/7 to 67/0)
ClearedCleared 4 hours 45 seconds ago
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M4 Eastbound Jct 4B to M25 Clockwise and Anti-clockwise Jct 15 and M4 Westbound Jct 4B to M25 Anti-clockwise Jct 15 link road closure
ClearedCleared 4 hours 30 minutes ago
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M4 eastbound Jct 21 to 20 - lane closures (188/4 to 186/9)
ClearedCleared 11 hours 25 minutes ago
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M4 eastbound Jct 5 entry slip road lane closures
ClearedCleared 12 hours 25 minutes ago
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M4 eastbound lanes 1 and 2 closed
ClearedCleared 5 days 2 hours ago
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M4 eastbound Jct 12 exit slip lane 1 closure
ClearedCleared 5 days 3 hours ago
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M4 jct 19 to 15 Eastbound 181/0b to 124/0b lane 3 closure
ClearedCleared 5 days 4 hours ago