You have been sending pictures of the major snowstorm which hit Canada and the US. Mike Medai in New Hampshire woke up to find his pond was buried under the snow.
Power lines in Pennsylvania were frozen. Around 160,000 customers were left without electricity. Picture: Jack Storey.
Susanne and Roland Schnippering from New Hampshire found these bluebirds pausing for a moment on a Japanese maple tree while they celebrated their 20th wedding anniversary.
Martyn Lovell in Buffalo, New York, sent us a picture of his daughter Kezia, who is "loving every minute of it even if it's dark and -7C."
In Canada, heavy snow combined with strong winds caused whiteout conditions which made driving extremely difficult. Matt Edwards sent this picture from Toronto.
Around 40cm (16in) of snow fell around Toronto, Ottawa and Montreal. Rob Thompson sent in this shot from Riverdale Park in Toronto
In Montreal, cars were buried by the snow. John Beales sent this photograph of the street where he lives.
Airports across Canada and the US were forced to cancel hundreds of flights. Early morning Toronto, from Iain Young.
Slippery conditions have been blamed for at least 2 deaths in Michigan and Wisconsin. Adrian Platts sent in this shot of the early morning scene in Detroit.
Tens of thousands of people are without power, some since ice storms last week in the Mid West. As Jon Snoek's shot shows, Toronto's transport system is trying to keep going.
Over 7 inches of snow fell overnight in North Andover, Massachusetts, adding to the 6 inches that fell on Thursday afternoon. Nigel Cox sent in the evidence.