Flood Warning Info - River Dee communities from Llanuwchllyn to Llangollen
Area Description
Communities, businesses and isolated properties along the River Dee including Llanuwchllyn, Llandderfel, Corwen, Carrog and Llangollen.
This is a Flood Warning Area. For this area, you may receive Flood Warnings or Severe Flood Warnings.
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There are no Flood Warnings currently in force for this area. See below for historical flood warnings.
Area Covered by this Flood Warning
The red highlighted area on the map below outlines the area covered by this Flood Warning.
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Flood Warning History
Number of historic Flood Warnings that have previously been recorded for this area:
We can provide a Flood Insurance Quote for properties in the Bala area
Historical Flood Warnings for this Area
Flood Alert issued on 31 Oct 2021 22:35
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal. We will continue to monitor the situation.
Flood Alert issued on 21 May 2021 06:53
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
Flood Alert issued on 24 Feb 2021 06:47
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the situation.
Flood Alert issued on 19 Feb 2021 23:54
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the situation.
Flood Alert issued on 21 Jan 2021 18:10
North
The previous Flood Warning has been removed. In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the situation.
Flood Warning issued on 21 Jan 2021 11:59
North
Lake levels at Llyn Tegid are falling and are expected to do so for the next 24 hours.
River levels at Bala are falling and are expected to do so for the next 24 hours.
River levels at Corwen are falling and are expected to do so for the next 24 hours.
Flood defences are now in operation and the situation on site is being constantly monitored.
There is a significant risk of localised flooding problems from surface water.
Flood Warning issued on 20 Jan 2021 17:20
North
The rainfall is forecast to continue for at least the next 8 hours. Lake levels at Llyn Tegid are rising and are expected to do so for the next 8-10 hours. River levels at Bala are rising and are expected to do so for the next 8-10 hours. River levels at Corwen are rising and are expected to do so for the next 12 hours. Flood defences are now in operation and the situation on site is being constantly monitored. There is a significant risk of localised flooding problems from surface water.
Flood Warning issued on 20 Jan 2021 12:40
North
The rainfall is forecast to continue for most of the day and conditions are expected to deteriorate.
Lake levels at Llyn Tegid are rising and are expected to do so for the rest of the day
River levels at Bala are rising and are expected to do so until tomorrow
River levels at Corwen are rising and are expected to do so for the rest of the day
River levels are above normal but flooding of property is not expected at the moment.
Flood defences are now in operation and the situation on site is being constantly monitored.
There is a significant risk of localised flooding problems from surface water.
Flood Alert issued on 19 Jan 2021 15:41
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
Flood Alert issued on 18 Dec 2020 14:42
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the
situation.
Flood Alert issued on 4 Nov 2020 09:40
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the situation.
Flood Alert issued on 29 Oct 2020 21:51
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to monitor the situation.
Flood Alert issued on 25 Aug 2020 19:55
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
Flood Alert issued on 4 Jul 2020 05:57
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal. We will continue to
monitor the situation.
Flood Alert issued on 28 Feb 2020 22:25
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
This message remains in force until further notice.
Flood Alert issued on 25 Feb 2020 11:26
North
The previous Flood Warning has been removed.
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation. This message remains in force until further notice.
Flood Warning issued on 24 Feb 2020 12:11
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal but flooding of property is not expected at the moment.
Additionally, some localised flooding problems may result from surface water.
Lake levels at Llyn Tegid are rising and are expected to do so for the next 3 hours.
River levels at Corwen are rising and are expected to do so for the next 3 hours.
Flood Warning issued on 23 Feb 2020 19:24
North
More rain is forecast overnight which may cause the river to rise again.
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal but flooding of property is not expected at the moment.
Lake levels at Llyn Tegid are falling but be advised that further rain is forecast overnight, which may cause it to rise again.
Flood Warning issued on 23 Feb 2020 06:39
North
In addition to the area detailed, some localised flooding problems may result from surface water.
The rainfall is forecast to ease within the next few hours and conditions are expected to improve after that time.
River levels are above normal but flooding of property is not expected at the moment.
Lake levels at Llyn Tegid are rising and are expected to do so for the next 6 hours.
Flood Alert issued on 20 Feb 2020 12:30
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
This message remains in force until further notice
Flood Alert issued on 17 Feb 2020 12:19
North
The previous Flood Warning has been removed. In addition to the area detailed, some localised flooding problems may result from surface water. River levels
are above normal. We will continue to monitor the situation. This message remains in force until further notice.
Flood Warning issued on 16 Feb 2020 12:58
North
In addition to the area detailed, some localised flooding problems may result from surface water. River levels are above normal but flooding of property
is not expected at the moment. Flood defences are now in operation and the situation on site is being constantly monitored. Lake levels at Llyn Tegid are
at their peak. River levels at Corwen are falling and are expected to do so for the next 24 hours.
Flood Warning issued on 16 Feb 2020 03:58
North
In addition to the area detailed, some localised flooding problems may result from surface water. Flood defences are now in operation and the situation on site is being constantly monitored. River levels are above normal but flooding of property is not expected at the moment. River levels at Corwen are rising and are expected to do so for the next 4 hours. Lake levels at Llyn Tegid are rising and are expected to do so for the next 8 hours.
Flood Alert issued on 15 Feb 2020 18:58
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal. We will continue to monitor the situation.
This message remains in force until further notice.
Flood Alert issued on 10 Feb 2020 12:14
North
The previous Flood Warning has been removed.
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
This message remains in force until further notice.
Flood Warning issued on 9 Feb 2020 11:55
North
In addition to the area detailed, some localised flooding problems may result from surface water.
Further rainfall is forecast today, and conditions are expected to deteriorate.
Flood defences are now in operation and the situation on site is being constantly monitored.
River levels at Bala and Corwen are rising and are expected to do so for the next several hours
Lake levels at Llyn Tegid are rising and are expected to do so for the rest of the day.
Flood Alert issued on 9 Feb 2020 08:36
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
This message remains in force until further notice.
Flood Alert issued on 14 Jan 2020 16:02
North
In addition to the area detailed, some localised flooding problems may result from surface water.
River levels are above normal.
We will continue to monitor the situation.
This message remains in force until further notice.