Road Traffic Police are advising motorists to take extra care on the roads due to the frosty conditions.
Traffic is moving slowly on the M62 westbound between J22 Rishworth and J18 M60 Simister Island.
There is also congestion on the A58 Whitehall Road, Wyke, eastbound between Rookes Lane and tbe A641 Huddersfield Road.
The A58 Wharf Street, Sowerby Bridge, is busy but traffic is moving in both directions.
At the A644 Wakefield Road, eastbound between Brighouse, and the A62 Cooper Bridge there is traffic congestion.
After a cold start it should be dry and sunny but staying rather cold, with a northwesterly breeze.
It will be another cold night tonight with frost and it will become increasingly cloudy and breezy with the chance of rain around dawn.