Snow is continuing to hit parts of Britain as the deep freeze moves further south.
Parts of the Midlands and north Wales are set to see some biting winter conditions over the next 24 hours, with the Met Office issuing yellow weather wanrings.
They predict travel disruption to rail, road and buses as well as dangers of hazardous icy conditions.
In south Wales, up to 5cm of snow could fall - while 3cm is possible on The Chilterns, Cotswolds and hills across the Midlands.
A number of roads are shut across Greater Manchester following snowfall overnight.
Snow has fallen in hilly parts of the region, causing traffic problems on routes between Manchester and Yorkshire.
The Snake Pass is sealed off in both directions due to snow between the A6103 Ladybower Reservoir and Hurst Road.
In Greenfield, near the A635 is shut in both directions due to snow between Chew Valley Road to Thick Hollins Road.
Manchester Airport meanwhile said it would be monitoring conditions.
On Twitter, the airport said: "Manchester Airport will be monitoring upcoming weather conditions.
"Please check the status of your flight with your airline and plan your airport journey in advance."
In Wales, snow is expected over much of inland, upland Wales - with only coastal regions excluded from the warning area.
In southern Wales, 2-5 cm of snow is likely, mainly above 200 metres, the forecasters said.
Away from the hills, rain may turn to sleet and snow for a time, but this will clear southeastwards by late morning.
Forecasters are warning that some road and railways are likely to be affected, increasing journey times for cars, buses and trains.
It comes after the Met Office confirmed that England has seen more than 200% of its average February rainfall.
The Met Office has warned of further showers across the UK on Wednesday, followed by even more rainfall on Thursday and Friday.
Forecaster John Griffiths said between 5mm to 10mm could fall on the River Severn's source, the Welsh hills, throughout Wednesday, with other parts of the UK seeing up to 2mm.
The Environment Agency has warned flooding is possible on the rivers Wye, Ouse and Trent, with other areas at risk from localised flooding caused by heavy rainfall expected on Friday.
It comes as homes were evacuated on Tuesday after the River Aire burst its banks in Snaith, in East Yorkshire.
He said temperatures are likely to "hover around freezing" in the morning, with the west of England and the Midlands experiencing the most frequent showers.
