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0Accidentsnone reported on the M3 that we are aware of 0Roadworks activenone active on the M3 that we are aware of 2Plannedscheduled on the M3 — see details

Live M3 traffic data from National Highways · updated 05:27 (5:27am) Sat 17 Oct 2026

Cookie Policy

This cookie policy explains how M3 Traffic uses cookies and similar technologies.

What cookies are

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How we use cookies

We use a small number of cookies: essential cookies that make the site function and analytics cookies that help us understand aggregate usage. Our adverts come from AdsHighway, our own advertising service, and set no cookies. When you first visit, a consent banner lets you accept or manage non-essential cookies.

Managing cookies

You can change your choices at any time through the cookie-consent banner, or control cookies directly in your browser settings. For more detail on how your data is handled, see our Privacy Policy.

M3traffic.co.uk is dedicated to the latest M3 traffic news, checked every five minutes, 24 hours a day. The M3 meets the M25 at M25 Junction 12 — see M25 Traffic, and Traffic News England for traffic news across all of England.