Flood Alert Info - River Cynon
Area Description
River Cynon.
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:
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Historical Flood Alerts for this Area
Flood Alert issued on 18 Dec 2024 19:54
South East
Flooding of low-lying land and roads is expected. Rainfall has affected this area. River Levels are above normal levels. We will continue to monitor the situation.
Flood Alert issued on 6 Dec 2024 17:17
South East
Storm Darragh will bring rainfall overnight on Friday 6th December into Saturday 7th December. Flooding of low-lying land and roads is expected. River Levels will be above normal levels. We will continue to monitor the situation.
Flood Alert issued on 5 Dec 2024 17:09
South East
Flooding of low-lying land and roads is ongoing. Rainfall is currently affecting this area. River Levels are above normal levels. Further Heavy rainfall is forecast over the weekend from Storm Darragh. We will continue to monitor the situation.
Flood Alert issued on 24 Nov 2024 19:39
South East
Flooding of low-lying land and roads is ongoing. Rainfall has affected this area. River Levels are above normal levels. We will continue to monitor the situation.
Flood Alert issued on 23 Nov 2024 10:01
South East
Flooding of low-lying land and roads is expected. Rainfall is currently affecting this area. River Levels will be above normal levels. We will continue to monitor the situation.
Flood Alert issued on 16 Oct 2024 16:02
South East
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 issued on 5 Apr 2024 01:51
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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 issued on 6 Feb 2024 18:56
South East
A period of adverse weather is affecting this region. River levels have responded to recent rainfall and are above normal levels. 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.
Flood Alert issued on 25 Jan 2024 22:27
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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 issued on 21 Jan 2024 21:26
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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 issued on 2 Jan 2024 12:22
South East
Storm Henk is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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.
Flood Alert issued on 27 Dec 2023 12:32
South East
Storm Gerrit is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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 issued on 20 Sep 2023 07:03
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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.
Flood Alert issued on 13 Mar 2023 01:48
South East
A period of adverse weather is expected to affect this region overnight. River Levels are expected to respond to the forecast rainfall. 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.
Flood Alert issued on 13 Jan 2023 18:13
South East
A period of adverse weather is expected to affect this region from 10pm Friday 13th January. River Levels are expected to respond to the forecast rainfall. 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 issued on 11 Jan 2023 16:14
South East
A period of adverse weather is expected to affect this region from 6pm on Wednesday 11th Jan. River Levels are expected to respond to the forecast rainfall. 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 issued on 7 Jan 2023 13:14
South East
A period of adverse weather is affecting this region. River levels are above normal levels. 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 issued on 6 Jan 2023 19:38
South East
A period of adverse weather is expected to affect this region tonight. River Levels are expected to respond to the forecast rainfall. 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 issued on 28 Dec 2022 11:47
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. River levels are above normal levels. 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 issued on 2 Nov 2022 17:26
South East
A period of adverse weather is affecting this region. River Levels have responded to recent rainfall. . River levels are above normal levels. 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 issued on 20 Feb 2022 19:58
South East
This message will be updated on Floodline and on our website at 8:00 AM. At 7:45 PM, the level at Hirwaun was falling. A peak level of 1.09 metres occurred at 5:45 PM today. The level at Aberdare was falling. A peak level of 1.30 metres occurred at 5:15 PM today. The level at Mountain Ash was rising slowly. The level at Abercynon was rising slowly.
Flood Alert issued on 20 Feb 2022 12:48
South East
This message will be updated on Floodline and on our website at 8 PM. At 12:45 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 15 Feb 2022 10:59
South East
This message will be updated on Floodline and on our website at 8 PM. At 10:50 AM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 13 Feb 2022 21:04
South East
This message will be updated on Floodline and on our website at 7:00 AM. At 9:00 PM, the level at Hirwaun was falling. A peak level of 0.9 metres occurred at 4:45 PM today. The level at Aberdare was falling. . A peak level of 1.1 metres occurred at 3:00 PM today. The level at Mountain Ash was falling. A peak level of 1.9 metres occurred at 5:45 PM today. The level at Abercynon was falling. A peak level of 1.6 metres occurred at 6:00 PM today.
Flood Alert issued on 13 Feb 2022 12:11
South East
This message will be updated on Floodline and on our website at 9:00 PM. At midday, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising
Flood Alert issued on 29 Oct 2021 07:02
South East
This message will be updated on Floodline and on our website at 06:00 PM. At 07:00 AM, the level at Hirwaun was falling. A peak level of 0.9 metres occurred at 01:00 AM today. The level at Aberdare was falling. . A peak level of 1.1 metres occurred at 01:00 AM today. The level at Mountain Ash was falling. A peak level of 1.8 metres occurred at 04:00 AM today. The level at Abercynon was falling. A peak level of 1.6 metres occurred at 04:30 AM today. The flood alert will be in force whilst a residual possibility of flooding remains, following heavy rainfall overnight.
Flood Alert issued on 28 Oct 2021 18:33
South East
This message will be updated on Floodline and on our website at 07:00 AM. At 07:00 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 21 May 2021 06:54
South East
This message will be updated on Floodline and on our website at 12 PM. At 6:30 AM, the level at Hirwaun was falling. A peak level of 1 metres occurred at 1:15 AM today. The level at Aberdare was falling. . A peak level of 1.2 metres occurred at 1:15 AM today. The level at Mountain Ash was falling. A peak level of 1.8 metres occurred at 3 AM today. The level at Abercynon was falling. A peak level of 1.6 metres occurred at 3:45 AM today.
Flood Alert issued on 21 May 2021 00:09
South East
This message will be updated on Floodline and on our website at 7 AM. At midnight, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 9 May 2021 07:01
South East
This message will be updated on Floodline and on our website at midday. At 7 AM, the level at Hirwaun was falling. A peak level of 1.06 metres occurred at 1:30 AM today. The level at Aberdare was falling. . A peak level of 1.29 metres occurred at 1:45 AM today. The level at Mountain Ash was falling. A peak level of 2.08 metres occurred at 4:30 AM today. The level at Abercynon was falling. A peak level of 1.87 metres occurred at 5 AM today.
Flood Alert issued on 8 May 2021 19:59
South East
This message will be updated on Floodline and on our website at 7 AM. At 8 PM, the level at Hirwaun was steady. A peak level of 0.98 metres occurred at 3:30 PM today. The level at Aberdare was steady. A peak level of 1.06 metres occurred at 3 PM today. The level at Mountain Ash was steady. A peak level of 1.7 metres occurred at 5:45 PM today. The level at Abercynon was steady. A peak level of 1.45 metres occurred at 4:30 PM today. Further rainfall is forecast for this evening and this alert will remain in force overnight.
Flood Alert issued on 8 May 2021 14:44
South East
This message will be updated on Floodline and on our website at 8 PM. At 2:30 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 20 Feb 2021 18:00
South East
This message will be updated at 7:30 AM. At 6:00 PM, the level at Hirwaun was falling. A peak level of 1.2 metres occurred at 1:45 AM today. The level at Aberdare was falling. A peak level of 1.7 metres occurred at 2:00 AM today. The level at Mountain Ash was falling. A peak level of 2.5 metres occurred at 4:30 AM today. The level at Abercynon was falling. A peak level of 2.3 metres occurred at 5:30 AM today.
Flood Alert issued on 20 Feb 2021 05:52
South East
This message will be updated at 6:00 PM. At 5:45 AM, the level at Hirwaun was falling. A peak level of 1.2 metres occurred at 1:45 AM today. The level at Aberdare was falling. A peak level of 1.7 metres occurred at 2:00 AM today. The level at Mountain Ash was falling. A peak level of 2.5 metres occurred at 4:30 AM today. The level at Abercynon was steady. The current level is expected to be the peak.
Flood Alert issued on 19 Feb 2021 16:43
South East
This message will be updated at 6:00 AM. At 4:30 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising. This alert has been issued based on forecast rainfall, which is expected to continue overnight and into Saturday.
Flood Alert issued on 20 Jan 2021 21:06
South East
This message will be updated at 7 AM or if the situation changes. At 8:30PM, the level at Hirwaun was rising. The level at Aberdare was rising. The level at Mountain Ash was rising. The level at Abercynon was rising. .
Flood Alert issued on 20 Jan 2021 18:00
South East
This message will be updated at 10 PM or if the situation changes. At 5PM, the level at Hirwaun was steady. A peak level of 1 metres occurred at 3 AM today. The level at Aberdare was steady. A peak level of 1.4 metres occurred at 2 AM today. The level at Mountain Ash was steady. A peak level of 2.1 metres occurred at 8:30 AM today. The level at Abercynon was rising.
Flood Alert issued on 20 Jan 2021 11:42
South East
This message will be updated at 6 PM or if the situation changes. At 11 AM, the level at Hirwaun was steady. A peak level of 1 metres occurred at 3 AM today. The level at Aberdare was steady. A peak level of 1.4 metres occurred at 2 AM today. The level at Mountain Ash was steady. A peak level of 2.1 metres occurred at 8:30 AM today. The level at Abercynon was rising
Flood Alert issued on 20 Jan 2021 06:53
South East
This message will be updated at 12 PM or if the situation changes. At 7 AM, the level at Hirwaun was rising. A peak level of 1 metres occurred at 3 AM today. The level at Aberdare was rising. A peak level of 1.4 metres occurred at 2 AM today. The level at Mountain Ash was rising. The level at Abercynon was rising.
Flood Alert issued on 19 Jan 2021 20:30
South East
This message will be updated at 7:00 AM or if the situation changes. At 8:15 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are steady. However, river levels are expected to rise overnight due to the forecast rain.
Flood Alert issued on 27 Dec 2020 08:06
South East
This message will be updated at 8:00 PM or if the situation changes. At 7:30 AM, the level at Hirwaun was falling. A peak level of 1.0 metres occurred at 2:50 AM today. The level at Aberdare was falling. . A peak level of 1.4 metres occurred at 2:15 AM today. The level at Mountain Ash was falling. A peak level of 2.0 metres occurred at 5:00 AM today. The level at Abercynon is steady. A peak level of 1.8 metres occurred at 5:30 AM today.
Flood Alert issued on 27 Dec 2020 01:02
South East
This message will be updated at 8:00 AM or if the situation changes. At 1 AM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 23 Dec 2020 22:04
South East
This message will be updated at 7:00 AM or if the situation changes. At 10 PM, the level at Hirwaun was falling. A peak level of 0.87 metres occurred at 3 PM today. The level at Aberdare was falling. . A peak level of 1 metres occurred at 2 PM today. The level at Mountain Ash was falling. A peak level of 1.77 metres occurred at 7:15 PM today. The level at Abercynon was falling. A peak level of 1.6 metres occurred at 7:30 PM today.
Flood Alert issued on 23 Dec 2020 16:14
South East
This message will be updated at 10:00 PM or if the situation changes. At 4 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 19 Dec 2020 07:07
South East
This message will be updated at 6:00 PM or if the situation changes. At 07:00 AM, the level at Hirwaun was falling. A peak level of 1.1 metres occurred at 00:30 AM today. The level at Aberdare was falling. . A peak level of 1.4 metres occurred at 00:30 AM today. The level at Mountain Ash was falling. A peak level of 2.1 metres occurred at 03:00 AM today. The level at Abercynon was falling. A peak level of 1.9 metres occurred at 3:15 AM today.
Flood Alert issued on 18 Dec 2020 17:58
South East
This message will be updated at 7:00 AM or if the situation changes. At 5:00 PM, the level at Hirwaun was steady. The level at Aberdare was rising. The level at Mountain Ash was rising. The level at Abercynon was steady. Further rainfall is forecast this evening and overnight which could see river levels rise again.
Flood Alert issued on 18 Dec 2020 12:43
South East
This message will be updated at 6:00 PM or if the situation changes. At 12:30 PM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising. This Flood Alert has been issued based on forecast river levels for this afternoon and tonight.
Flood Alert issued on 10 Mar 2020 07:39
South East
This message will be updated at 12:30 PM today or if the situation changes. At 7 AM, the level at Hirwaun was falling. A peak level of 0.8 metres occurred at 4 AM today. The level at Aberdare was falling. . A peak level of 1.1 metres occurred at 2 AM today. The level at Abercynon was falling. A peak level of 1.4 metres occurred at 5 AM today.
Flood Alert issued on 10 Mar 2020 01:42
South East
This message will be updated at 7:45 AM or if the situation changes. At 1:30 AM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising
Flood Alert issued on 29 Feb 2020 06:45
South East
This message will be updated at midday or if the situation changes. At 6:15 AM, the level at Hirwaun was falling. A peak level of 1.1 metres occurred at 4:00 AM today. The level at Aberdare was falling. A peak level of 1.6 metres occurred at 3:15 AM today. The level at Abercynon was rising.
Flood Alert issued on 28 Feb 2020 22:04
South East
This message will be updated at 7:00 AM or if the situation changes. At 10:00 PM, the level at Hirwaun was steady. The level at Aberdare was steady. The level at Abercynon was steady. River levels are expected to increase following further rainfall overnight, which is forecast to clear by 6:00 AM
Flood Alert issued on 28 Feb 2020 17:54
South East
This message will be updated at 10:00 PM or if the situation changes. At 6:00 PM, the level at Hirwaun was steady. The level at Aberdare was rising. The level at Mountain Ash was rising. The level at Abercynon was rising
Flood Alert issued on 28 Feb 2020 11:17
South East
This message will be updated at 6:00 PM or if the situation changes. At 11:15 AM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising. This message has been issued based on forecast river levels for Friday and overnight into Saturday.
Flood Alert issued on 24 Feb 2020 12:00
South East
This message will be updated at 6:00 PM or if the situation changes. At 11:45 AM, the level at Hirwaun was falling. A peak level of 0.8 metres occurred at 10:15 AM today. The level at Aberdare was falling. A peak level of 1.7 metres occurred at 10:45 AM today. The level at Mountain Ash was steady. The level at Abercynon was rising.
Flood Alert issued on 24 Feb 2020 10:16
South East
This message will be updated at midday or if the situation changes. At 10:00 AM, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.
Flood Alert issued on 16 Feb 2020 21:40
South East
This message will be updated at 7:00 AM or if the situation changes. At 9:40 PM, the level at Hirwaun was steady. A peak level of 1.3 metres occurred at 2:15 AM today. The level at Aberdare was falling. A peak level of 2.1 metres occurred at 3:30 AM today. The level at Mountain Ash was falling. A peak level of 2.1 metres occurred at 5 AM today. The level at Abercynon was falling. A peak level of 3 metres occurred at 7 AM today.
Flood Alert issued on 16 Feb 2020 17:37
South East
This message will be updated at 10:00 PM or if the situation changes. At 6:00 PM, the level at Hirwaun was falling. A peak level of 1.3 metres occurred at 2:15 AM today. The level at Aberdare was falling. . A peak level of 2.1 metres occurred at 3:30 AM today. The level at Mountain Ash was falling. A peak level of 2.1 metres occurred at 5 AM today. The level at Abercynon was falling. A peak level of 3 metres occurred at 7 AM today. .
Flood Alert issued on 16 Feb 2020 12:34
South East
This message will be updated at 6:00 PM or if the situation changes. At midday, the level at Hirwaun was falling. A peak level of 1.3 metres occurred at 2:15 AM today. The level at Aberdare was falling. A peak level of 2.1 metres occurred at 3:30 AM today. The level at Mountain Ash was falling. A peak level of 2.1 metres occurred at 5 AM today. The level at Abercynon was falling. A peak level of 3 metres occurred at 7 AM today.
Flood Alert issued on 16 Feb 2020 07:13
South East
This message will be updated at midday or if the situation changes. At 07:00 AM, the level at Hirwaun was falling. A peak level of 1.3 metres occurred at 2:15 AM today. The level at Aberdare was falling. . A peak level of 2.0 metres occurred at 3:30 AM today. The level at Mountain Ash was rising. The level at Abercynon was rising.
Flood Alert issued on 15 Feb 2020 23:09
South East
This message will be updated at 7:00 AM or if the situation changes. At 11:00 AM, the level at Hirwaun was rising. The level at Aberdare was rising. The level at Abercynon is steady at 2.24 metres.
Flood Alert issued on 15 Feb 2020 20:09
South East
This message will be updated at 10:30 PM or if the situation changes. At 8 PM, the level at Hirwaun was falling. A peak level of 1.08 metres occurred at 6 PM today. The level at Aberdare was falling. A peak level of 1.7 metres occurred at 6 PM today. The level at Abercynon was rising.
Flood Alert issued on 15 Feb 2020 12:51
South East
This message will be updated at 6:00 PM or if the situation changes. At midday, river levels at Hirwaun, Aberdare, Mountain Ash and Abercynon gauges are rising.