Motorists faced extensive delays this morning following a fatal collision. It comes amid calls for changes how the Severn Crossing is run.
Figures show three-quarters of school journeys in the Cardiff area are less than two miles – and almost three in 10 are under a mile.
A £25 million investment has been announced to improve the Conwy Tunnel's resilience and safety measures.
Motorists are being urged to take care while travelling in the snow this weekend.
The AA has issued some advice for drivers:
- Plan routes to favour major roads which are more likely to have been cleared and gritted.
- Wear comfortable, dry shoes for driving. Cumbersome, snow-covered boots will slip on the pedals.
- Pull away in second gear, easing your foot off the clutch gently to avoid wheel-spin.
- If you have to use brakes then apply them gently. Release the brakes and de-clutch if the car skids.
The Met Office has issued an amber warning for snow in the North and North East of Wales today.
According to the Met Office website areas on higher ground could expect snowfall of up to 20 - 40cm.
Motorists are being urged to take care on the roads, and prepare for potential disruption.
One lane of the A55 has been blocked bloth ways by heavy snow between J36 A5104 Mold Road (Warren Bank Interchange) and J34 A494 (Ewloe).
Traffic Wales say cameras show traffic is moving well, but is only using lane one to avoid large accumulations of snow
More snow this afternoon is causing more problems mean more road closures in the north Wales area.
The B4391 near Bala has been closed as it is impassable due to heavy snow fall. The Crossways to Caerwys Road has also been closed.
Arriva Trains Wales say that services between Shrewsbury and Holyhead are now running normally following earlier electrical supply problems in Shotton.
North Wales police are continuing to advise motorists driving in the area to take extra care.
They say they are continuing to monitor the situation with the weather on the roads.
The trunk roads are now mainly clear but there continues to be disruption on minor rural roads and B roads. Police are therefore warning motorists not to venture out on these routes unless it is absolutely necessary.
Chief Inspector Dan Tipton sais they are "liaising with colleagues in other agencies and are aware that gritters continue to work on the road network to ensure that the main roads remain open.”
“We are urging motorists not to travel rural roads unless it is absolutely essential. In the event that motorists do find themselves in difficulty while out we advise them to contact us or the other emergency services immediately.”
Stena Line says that the 15:10 ferry service between Dublin and Holyhead has been cancelled due to adverse weather conditions.
Other sailings on this route are subject to substantial delays.
Arriva Trains Wales are advising passengers should avoid travelling on services on the North Wales Coast Line between Chester and Holyhead.
They say there is severe disruption and that services are being canceled following the extreme weather.
The problems are being caused by a damaged overhead power cable in the Shotton area. Scottish Power are on their way to deal with the damaged power cable to assess the situation.
This problems are expected to continue for the remainder of today.
Trains are operating between Holyhead and Rhyl only, but with severe delays. There is a very limited rail replacement bus service between Rhyl and Chester with journeys taking around 90 minutes longer.
More information can be found on the Arriva Trains Wales website
Arriva Trains Wales says that there are no trains running between Llandudno Junction and Chester until further notice.
North Wales Police are advising motorists to take extreme care following adverse weather overnight.
They say there "has been significant snowfall in the Wrexham and the Flintshire areas which has and continues to cause significant disruption in the eastern area of the force. Additional police resources – suitable weather vehicles - have been deployed."
They say there is significant disruption on the the A548 at Oakenholt where it is currently closed and there is also disruption on the railway line. The Horseshoe pass is also currently closed
– Chief Inspector Dan Tipton, North Wales Police
Motorists in the counties of Wrexham and Flintshire are being urged to take extreme care on the roads, and if possible to travel only on main routes - avoiding travelling on all unclassified and minor roads.