We have only been collating detailed flood messages since May 2017.
Each Flood Alert may have multiple updates. The messages listed below may therefore be greater than the number of alerts detailed in the Flood Alert table above.
Flood Alert issued on 26 Dec 2017 19:23
Over the course of the day we have seen moderately heavy rainfall in the area. The River Lee has started to rise in response to this rainfall.
We expect the River Lee to continue to rise overnight Tuesday 26th December and remain high throughout Wednesday 27th December. No flooding to properties is forecast and warnings are not expected to be issued.
We are continuing to monitor river levels and have staff in the field checking for and clearing blockages
This message will be updated at 10am on Wednesday 27th December or earlier if the situation changes.
Flood Alert issued on 26 Dec 2017 12:33
Persistent heavy rain is expected during the evening of Tuesday 26th December 2017 and overnight in to the morning of Wednesday 27th December 2017.
River levels are currently normal for the time of year and are expected to rise following the forecast rainfall. Flooding to low lying roads, land, gardens backing on to rivers and surface water flooding is expected between Tuesday evening and Wednesday morning, 26th to 27th December.
We expect the river to remain high in to the afternoon and evening of 27th December 2017. We will be closely monitoring the situation throughout the day and this message will be updated as the situation changes. The river Lee is expected to be particularly high in and around Hertford.
We also have staff on standby to attend to any blockages in the river.
This message will be updated this evening or earlier if the situation changes.