Police have named the 52-year-old woman found dead in Cramlington as Christine Baker. Alan David Baker, 56, has been charged with her murder.
He appeared before South East Northumberland Magistrates this afternoon.
He is due to appear before Newcastle Crown Court on Thursday.
More top news
The threat level has been raised to critical by MI5's Counter-Terrorism Analysis Centre.
Prime Minister Theresa May announced the decision from Downing Street.
Newcastle Central Mosque is welcoming Muslims and non-Muslims alike this evening to stand in solidarity with the people of Manchester.