The transport Secretary Justine Greening has told ITV Daybreak that the Government has made "huge progress" on tackling false whiplash claims.
She also discussed the possibility of fitting cars with a "black box" that monitors driving habits, helping to reduce insurance costs for safe drivers.
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Through the day, most of the cloud should break up to leave fine conditions for many with spells of sunshine.
The Eiffel Tower in Paris was plunged into darkness, with the Burj Khalifa in Dubia emblazoned with the Union Jack.
The major party leaders' campaigns for the General Election will remain suspended on Wednesday following the Manchester terror attack.