Shelter's Antonia Bance has told Daybreak that many families are today homeless for no fault of their own.
"Many of them have lost their job or their relationship has broken down. They don't want it to affect their kids, they don't know what to do," she said.
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Finnish media say several people have been wounded in a stabbing in the city of Turku in western Finland.
Longer spells of rain across eastern Scotland with a weather warning in place until 6pm.
Julian Cadman, who is thought to have dual British-Australian nationality, became separated from his mother who was injured in the attack.