Motorists are reporting a number of roads in Preston and South Ribble are close to impassable after heavy rain.
AdvertisementLeyland Road near its junction with Margaret Road in Penwortham is said to be particularly bad for driving conditions.
Bus services have had to be rerouted on a number of routes.
Other roads with reports of large volumes of standing water include Preston Road, Croston Road, Hennel Lane, Tardygate Junction, School Lane, Blackpool Road at its junction with Lea Road and Todd Lane North.
Bamber Bridge has also seen lots of standing water with the area around the Pear Tree pub struggling to cope.
Lancashire Fire and Rescue Service have been called out to two flood related incidents.
The first to a restaurant in Walton-le-Dale in Chorley Road.
They say floodwater entered the kitchen of Pinocchio’s and they had to pump the water clear.
A second incident took place in Woodplumpton Road but no further details are available.
Lancashire Road Police have also warned of a large volume of water on the M6 southbound between Junction 31 and 30.
The Met Office had a heavy rain warning in place for Saturday evening into Sunday morning.
A second warning of heavy rain is in force from lunchtime Monday until early evening on Tuesday. As much as 50mm could fall.
No flood warnings are in force for the Preston area from the Environment Agency as of 11pm on Saturday.