Heavy snow fall has brought transport delays, power cuts and scores of school closures to south east Wales.
Salesman Luke Rutter snowboards on old slag heaps near Blaenavon
Cardiff International Airport's runway was closed for a time and flights delayed. Many bus services across the area reported extensive disruption.
In the Abergavenny area, some 800 Western Power customers were without electricity on Thursday morning because a branch had fallen on power lines.
Police reported no major problems on the roads but advised care.
Passengers departing from Cardiff International Airport were told to check in normally for flights, leaving extra time for their journey to the airport.
The runway re-opened late on Thursday morning. A spokeswoman said the approach roads to the airport were also affected by snow, although they were not closed.
The power cuts affected the Llanfoist and Govilon areas and a Western Power spokeswoman said repairs had been hampered by the weather.
Train services from London Paddington to Cardiff were unaffected, although passengers were advised to take care at stations and allow extra time for their journeys.
The Cardiff to Nottingham service run by Central Trains started and then terminated in Newport.
It's fine for birds, but the lake in Aberdare Park was no place for humans
There was disruption to several Cardiff Bus services, including cancellations to services to Barry, St Athan, Ely and Lisvane. A Cardiff Bus spokesman estimated a full service would be restored by the middle of Thursday.
The company said it was concerned about forecasts of ice on Thursday, particularly in the Vale of Glamorgan area, and would review its evening services in the light of traffic and weather information at that time.
Stagecoach reported that many services in the Caerphilly area were postponed. All services out of Brynmawr and Aberdare were running but not to timetable.
In the Vale of Glamorgan, a number of school bus and local bus services were cancelled in the morning including those operated by EST Bus Ltd, Thomas Motors of Barry, Watts Coaches, Ivanhoe and Wheadons.
In Bridgend, the council reported one road closure - the A4061 Bwlch mountain road.
Gwent Police said the Caerphilly area was the worst affected by the snow. No major accidents were reported on the M4, although some mountain roads were closed.
South Wales Police reported no road closures but said motorists had been involved in some minor bumps and advised drivers to slow down.
Gritters and snowploughs were out all night and into the daylight hours across the region attempting to clear the snow.
Bus delays were reported in Aberdare
The Central Beacons Mountain Rescue Team were called out to help get a kidney dialysis patient to hospital. The ambulance could not reach his home in Mountain Ash so the team transported him by Land Rover to the ambulance.
Prince Charles Hospital in Merthyr Tydfil used 4x4 vehicles to get 91 of their staff into work on Thursday. Some non urgent in-patient and out-patient work had been cancelled and patients had been informed.
Torfaen Council also used two Land Rover 4x4s to take carers on home visits around the authority. But all refuse collections in Torfaen had been cancelled on Thursday. The council advised residents not to go out unless they had to.
Cardiff Council also cancelled refuse and street cleaning services for several areas on Thursday.