The A35 is closed in both directions due to flooding between A37 / B3150 (Monkeys Jump Roundabout, Dorchester) and Longland's Lane (Winterbourne Abbas).
It's also affecting A37 between A35 / B3150 (Monkeys Jump Roundabout) and B3147. The road is closed from Dorchester to Winterbourne Abbas.
The road to Martinstown also remains closed.
First Bus Route 31 is also not running today.
The Highways Agency advise that the road could stay closed until tomorrow.
More top news
Find out which train services will be affected by the strike - and plan your bank holiday accordingly.
Bob Crampton has some good news about the weather over the coming days - he even uses the words "unbroken sunshine".
Bath centre Sam Burgess has made it into the England squad for the Rugby World Cup just ten months after switching codes.