Heavy overnight rain has flooded several roads in Times Territory, badly disrupting traffic in much of Welwyn Hatfield.
Firefighters across the county are working hard to clear roads after receiving more than 200 calls, and County Hall advises drivers to take care and allow extra time.
Although Hertfordshire Highways officers are can not immediately provide a comprehensive list of road closures, they include Lower Hatfield Road, Essendon, Station Road, Welham Green, Gypsy Lane, Knebworth, Deards End Lane, Knebworth, and Carbone Hill, Potters Bar.
* For pictures of flooding in Welwyn Garden City, Hatfield, Potters Bar and surrounding villages visit here.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here