Police have closed the A592 closed from Windermere Marina to Newby Bridge due to flooding.
Vehicles are also stuck near the Hill of Oaks Caravan Site.
Motorists are being told to avoid the route.
More top news
Emma brings you Sunday night's forecast for Cumbria and The Borders
Two people are in a critical condition after a car crashed into a tree near Workington.
Trail hunting, where a scent is laid for hounds and the hunt to follow, has been widely practised since the 2005 ban on fox hunting.