The A5086 partially blocked due to flooding between A595 / Howbank Road (Egremont) and A66 (Cockermouth Roundabout, Cockermouth).
Motorists are being advised to approach the road with care.
There are various stretches of the road affected as well as a number of minor routes through Frizington, Wath Brow, and Cleator Moor.
More top news
Parents across Cumbria claim the tests put too much pressure on children at an early age and primary school should be more fun
Campaigners fighting for the release of six British ex-soldiers jailed in India on weapons charges are staging a rally in Carlisle
Chef Dave Hodson will be showing young people in Eyemouth how to make the most of their local produce.