Tens of thousands of homes were left without power and train lines were disrupted after Storm Darragh caused widespread damage across the UK.
Two people died the weekend before trees in vehicles and the fourth name of the storm of the year.
There were hundreds of flood warnings across England, Wales and Northern Ireland on Monday, forcing the cancellation of dozens of county services.
As many as 66,000 people are still without power, more than 24 hours after storms of up to 90 mph brought down electricity lines across parts of the UK.
The Energy The Networks Association (ENA) said on Monday that it was too dangerous for more than 1,500 engineers and field staff to reach some communities, leaving them in the dark for close to 48 hours.
More than 259,000 homes were without power at the peak of Storm Darragh on Saturday night, according to ENA.
John Butler, 77, lost his electricity in Gwynedd, North Wales, on Friday morning and does not expect to have power again on Tuesday.
Living with his dog Cadi, the two spent two nights with no internet or phone signal, with only a stove and a wood burner to keep them warm.
“I have never seen winds like this. We had heavy rain earlier but the winds were almost 100mph over the peninsula. You can see the wires hanging from the telegraph poles,” he said.
Butler remained in a hotel on Sunday after the Scottish government offered to house him while efforts to restore power continued.
He praised the company for its energy, but said that he decided to return home because “one night in a hotel was enough.” Butler said: “The latest update is that we will have power by 9.30pm tonight, but it remains unchanged. It is likely to happen tomorrow morning. We shouldn’t expect extreme weather like this from climate change, but the country is not ready.”
The disruption was widespread as tributes were paid to a man in his 40s who was killed when a tree fell on his Citroen van. Lancashire on Saturday morning
Paul Fiddler, football coach at Lytham Town FC, died when strong winds blew down a tree in Longton Street.
On their Facebook page, the club described him as a “legend” and added that he was a “friend” and a “true friend”.
Another man died in the Erdington area Birmingham He fell behind a tree and hit his car on Tuesday afternoon.
As of 11am on Monday, 36 flood warnings were in place across England and Wales. The Welsh border was badly affected after the River Sabrina, Britain’s longest river, flooded its banks at the weekend.
As many as 134 flood warnings – meaning there is a risk of flooding – remain in place across large swaths of England and Wales.
Chris Baughan, Network Rail’s head of west coast south route operations, said the Darragh storm had “devastated the railway this weekend” and added: “We apologize to passengers for the disruption to services on the west coast this morning on the main line as frontline teams continue with emergency repairs and clean -up.”
Passengers were told to expect cancellations and delays to services on the west coast, between London Euston and Scotland, while Great Western Railway told people not to attempt travel in parts of Wales and parts of Cornwall until at least midday on Monday. . Transport He said that the valley railway lines were closed on 11 routes.
The Met Office said the weather was expected over the next few days, with showers possible in parts of south-east England on Tuesday.