Japanese broadcaster NHK reports that the tsunami is expected to hit eastern Japan's Miyagi prefecture at 8:40am GMT.
More top news
A-level results will be on Thursday, but what should you do if your results are not quite what you had hoped for?
Away from the cloudier/damp southeast it's a day of sunny spells and showers on Thursday.
The former US president has Tweeted six of the top 10 most liked tweets ever - with current president Donald Trump not making the list.