One lane is closed and there's queueing traffic after an accident on the M4 Westbound between J33 A4232 (Cardiff West And Services) and J34 A4119 (Miskin).
The Welsh Government's launched a consultation on a draft plan to improve the M4 corridor around Newport.
If the green light's given a new 3 lane motorway will be built South of the City between Magor and Castleton.
The existing M4 between Magor and Casteleton will be re-classified non-motorway.
A new single carriageway link will be built between the M48 and B4245.
The Welsh Government says cycle and walking friendly infrastructure will also be provided.
Traffic is now moving well after an accident, which is on the hard shoulder on the M4 Eastbound at J28 A48 / A467 Forge Road (Tredegar Park). All lanes have been re-opened.
Traffic has returned to normal and all lanes open after an earlier accident on the M4 Eastbound at J35 A473 (Pencoed).
All lanes are now open: a broken down crane has been removed on the M4 Westbound between J36 A4061 / A4063 (Bridgend / Sarn Service Area) and J37 A4229 (Pyle).
There is rain, surface water and reduced visibility on the M4 between J30 A4232 (Cardiff Gate) and J23 M48.
Patches of mist and fog are reducing visibility on most of the M4, especially between Cardiff and Bridgend.
Mist and fog patches are reducing visibility on the M4 especially between Cardiff and Bridgend.
There's queueing traffic and one lane's blocked on the exit slip road at J33 A4232 (Cardiff West And Services) of the M4 Eastbound.
There's congestion on the M4 Eastbound between J28 Tredegar Park and J26 Malpas.