Flood Alert Info - River Lee at Hertford

Area Description

The River Lee at Hertford including Lemsford, Hatfield, Ware and Stanstead Abbotts.
This is a Flood Alert Area. For this area the highest level of flood notification that you will receive is a Flood Alert. No Flood Warnings or Severe Flood Warnings are issued for this area.
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There are no Flood Alerts currently in force for this area. See below for historical flood warnings.

Area Covered by this Flood Alert

The orange highlighted area on the map below outlines the area covered by this Flood Alert.
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Flood Alert History

Number of historic Flood Alerts that have previously been recorded for this area:
We can provide a Flood Insurance Quote for properties in the Welwyn Garden City area

Historical Flood Alert Messages for this Area


Flood Alert issued on 16 Feb 2020 22:35
River Lee
We have issued a Flood Alert. Rain, associated with Storm Dennis, has been falling overnight and throughout today, Sunday 16 February. The water level on the River Lee has risen as a result. Further rain is predicted throughout Sunday night. Flooding to low-lying land, roads and riverside gardens is possible in Hertford and the surrounding areas overnight. Surface water flooding may also affect these areas. We recommend you monitor local water levels and weather conditions. Consider putting your flood plan into action. You should avoid walking, cycling or driving through flood water. We are continuing to monitor rainfall and river levels. We will update this message on Monday morning or earlier if the situation changes.


Flood Alert issued on 16 Feb 2020 17:28
River Lee
We have issued a Flood Alert. Rain, associated with Storm Dennis, has been falling overnight and throughout today, Sunday 16 February. The water level on the River Lee has risen as a result. Further rain is predicted throughout the evening on Sunday. Flooding to low-lying land, roads and riverside gardens is possible in Hertford and the surrounding areas tonight. Surface water flooding may also affect these areas. We recommend you monitor local water levels and weather conditions. Consider putting your flood plan into action. You should avoid walking, cycling or driving through flood water. We are continuing to monitor rainfall and river levels. We will update this message on Sunday evening or earlier if the situation changes.


Flood Alert issued on 16 Jan 2020 16:41
River Lee
River levels are forecast to rise on the River Lee at Hertford as a result of heavy rainfall. Flooding of low lying land and roads is expected from 20:00 tonight, Thursday 16 January, and into Friday morning. We expect river levels to remain high overnight and into tomorrow morning, and are closely monitoring the situation. Our incident response staff are monitoring rainfall and river levels and are checking rivers for blockages. Please monitor local water levels and weather conditions. Consider putting your flood plan into action. You should avoid walking, cycling or driving through flood water. This message will be updated by 10:00 tomorrow morning, Friday 17 January, or earlier if the situation changes.


Flood Alert issued on 26 Dec 2017 19:23
River Lee
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
River Lee
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.