Flood Alert Info - Alyn catchment

Alyn catchment

Areas around the river Alyn from Llandegla to Rossett.

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.

Current Flood Alert Status

No current warning

Area Covered by this Flood Alert

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

Flood Alert History

Number of historic Flood Alerts that have previously been recorded for this area.

Historical Flood Alerts for this Area

Flood Alert

Flood Alert issued on 13 Feb 2026 08:06

North

Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 5 Feb 2026 19:02

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 27 Jan 2026 11:22

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 12 Jan 2026 00:45

North

Flooding of low-lying land and roads is expected. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 14 Nov 2025 22:38

North

Flooding of low-lying land and roads is expected.

Flood Alert

Flood Alert issued on 6 Jan 2025 02:40

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 31 Dec 2024 13:39

North

Flooding of low-lying land and roads is expected. Rainfall is expected to affect this area from this afternoon (31st December) into Wednesday (1st January) morning. River Levels will be above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 6 Dec 2024 20:54

North

Flooding of low-lying land and roads is expected. Rainfall is expected to affect this area from 5:30am Saturday 7th December . River Levels will be above normal levels. This is due to Storm Darragh bringing heavy and persistent rain to already sensitive catchments. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 23 Nov 2024 13:55

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 16 Oct 2024 12:44

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 30 Sep 2024 05:52

North

Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels are above normal levels. We will continue to monitor the situation.

Flood Alert

Flood Alert issued on 22 May 2024 23:52

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 9 Apr 2024 10:48

North

Storm Pierrick is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 28 Mar 2024 07:54

North

River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 9 Feb 2024 03:40

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 2 Jan 2024 15:37

North

Storm Henk is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 2 Nov 2023 18:37

North

Storm Ciaran is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 19 Oct 2023 16:43

North

Storm Babet is expected to affect this region from 04:00 AM on Friday 20th October 2023. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 13 Mar 2023 14:17

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 12 Mar 2023 19:31

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 21 Nov 2022 20:53

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 18 Nov 2022 07:28

North

A period of adverse weather is affecting this region. River levels are expected to be above normal. Flooding of Low-lying land and roads is expected. We will continue to monitor the situation. You can monitor the situation in your area by using our 'River Levels, Rainfall and Sea Data' on our website. For more information on our Flood Alerts and how we issue them, please visit the ‘How we forecast floods, issue warnings and assess flood risk’ page on our website.

Flood Alert

Flood Alert issued on 20 Feb 2022 19:28

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.