There has been a spate of car fires in Northamptonshire over night.
Six vehicles were set alight between 1am and 3am this morning in the Great Billing area of Northampton.
Fire officers believe the incidents are linked.
The Environment Agency had renewed its flood warning for the River Nene at Billing Aquadrome and nearby business parks in Northamptonshire.
Flooding is expected at Billing Aquadrome and nearby business parks including the Riverside Business Park and Crow Lane Industrial Estate.
A caravan holiday park in Northampton has been evacuated because of fears that it could flood. With heavy rain forecast overnight guests at the Billing Aquadrome, which sits by flood plains for the River Nene, will spend the night in an emergency shelter nearby.