There are delays of up to 45 minutes on Eurostar services from St Pancras International, Ebbsfleet International and Ashford International Station.
This is due to electrical supply problems in France.
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Dry and sunny tomorrow and feeling warm.
Mild tonight with warm sunny spells and light winds tomorrow.
A section of the M3 has been closed and bomb disposal units are at the scene after reports of "potential hazardous material in the road".