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A45 westbound traffic at 08:49 on Monday 12 October: 1 live incident · 2 closures running now · 4 closures tonight.
This page tracks live A45 traffic westbound only — every incident, closure and roadworks National Highways publish for the westbound carriageway, updated every 5 minutes, 24 hours a day. Anything they list without naming a direction is shown here too, so nothing is missed.
Heading the other way? See A45 eastbound traffic. The full A45 traffic page covers both directions, with the live map, junction-by-junction status, the latest A45 videos and tonight's A45 roadworks.
Q: Is the A45 westbound closed today?
No — as of 08:49 National Highways list no full closure on the A45 westbound. There is 1 live incident — see the board above.
Q: Are there any accidents on the A45 westbound today?
One live incident on the A45 westbound right now — every one is on the live board above, direct from National Highways.
Q: Why is the A45 slow westbound today?
Right now: The A45 westbound between junctions with the A509 and A43. Congestion. Normal traffic conditions are expected between 09:15 and 09:30 on 12 October 2026. Currently Active — around 4 minutes of delay. Live detail above.
Q: Are there roadworks on the A45 westbound tonight?
Yes — 5 overnight closures are scheduled on the A45 westbound. Times and junctions are in the closures list above and on the A45 roadworks page.
Q: Where can I check live A45 traffic westbound?
Right here — this page is live A45 traffic for the westbound carriageway, updated every 5 minutes from National Highways, 24 hours a day. The full A45 page covers both directions with the live map and junction-by-junction status.
Q: Which part of the A45 does this page cover?
The whole westbound carriageway, end to end — the A45 runs between Birmingham and Thrapston (A14). The eastbound side has its own page.
Daily A45 incidents, posted across all four channels.
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