Flood Warning Info - River Tamar from Greystone Bridge to Cotehele excluding Calstock
Area Description
River Tamar from Greystone Bridge to Cotehele Quay, including Gunnislake, Morwellham Quay and Cotehele.
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 Gunnislake area
Historical Flood Warnings for this Area
Flood Warning issued on 27 Jan 2026 14:41
River Tamar
High river levels are expected to cause flooding today.
Flooding is expected on 27 January 2026 2:30pm.
Heavy rain has fallen and conditions are forecast to remain unsettled with showers over the next few days.
Properties and low lying areas will start to flood from around 2:30pm on Tuesday 27 January 2026. The main areas of concern are properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele. Flood waters may be deep and fast flowing in these areas.
River levels are forecast to be at their highest between 4:00pm and 6:00pm.
We are closely monitoring the situation .
Activate any flood protection products you may have .
This message will be updated by 11:30AM on 28 January 2026 or as the situation changes.
Flood Warning issued on 24 Jan 2026 14:58
River Tamar
High river levels are expected to cause flooding for the next two days.
Flooding is expected on 24 January 2026 and into Sunday 25 January.
Prolonged heavy rainfall overnight has caused river levels to rise. Properties and low lying areas will start to flood imminently.
River levels are forecast to be at their highest between 3pm and 6pm.
The main areas of concern are properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele. Flood waters may be deep and fast flowing in these areas.
Further bands of heavy rain are forecast later this afternoon and overnight into Sunday.
We are closely monitoring the situation.
Take care and avoid walking, cycling or driving through flood water .
This message will be updated by 11am on 25 January or as the situation changes.
Flood Warning issued on 24 Jan 2026 09:34
River Tamar
Rising river levels are expected to cause flooding today.
Flooding is expected on 24 January 2026 .
Persistent rainfall in the area overnight and this morning is causing the River Tamar to rise.
Properties and low lying areas will start to flood from around 10:00am on Saturday. The main areas of concern are properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele. Flood waters may be deep and fast flowing in these areas.
Further rainfall is forecast on Saturday and we expect the river to remain high throughout the day, overnight and into Sunday.
We are closely monitoring the situation .
Take care and avoid walking, cycling or driving through flood water .
This message will be updated by 3:00PM on 24 January 2026 or as the situation changes.
Flood Warning issued on 9 Dec 2025 19:38
River Tamar
River levels remain high and are expected to cause flooding.
Flooding is expected throughout the evening and overnight on Tuesday 09 December 2025.
The main areas of concern are properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele. Flood waters may be deep and fast flowing in these areas.
River levels are peaking now and are forecast to remain high overnight.
We are closely monitoring the situation.
Avoid low lying roads near rivers, which may be flooded and Activate any flood protection products you may have.
This message will be updated by 2:00PM on 10 December 2025 or as the situation changes.
Flood Warning issued on 9 Dec 2025 10:52
River Tamar
High river levels are expected to cause flooding today.
Flooding is expected on 09 December 2025 .
Heavy rain falling in the area will continue throughout the day.
Properties and low lying areas will start to flood from around 1:00pm on Tuesday. The main areas of concern are properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele. Flood waters may be deep and fast flowing in these areas.
River levels are forecast to be high all day.
We are closely monitoring the situation .
Avoid low lying roads near rivers, which may be flooded and Activate any flood protection products you may have.
This message will be updated by 8:00PM on 09 December 2025 or as the situation changes.
Flood Warning issued on 24 Nov 2024 22:18
River Tamar
Flooding is expected on Sunday 24th November.
Heavy rain over the weekend has caused the River Tamar to rise and the river is forecast to remain high throughout Sunday evening.
Properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele are at risk of flooding. River levels will remain high over Sunday evening, before dropping overnight into Monday morning.
Residents are strongly urged to take action now. Flood waters may be deep and fast flowing, take care near areas of concern, and avoid walking or driving through floodwater. Monitor your local weather conditions and check river levels on gov.uk.
We will be closely monitoring the situation, and this message will be updated by 11am on Monday or earlier if the situation changes.
Flood Warning issued on 24 Nov 2024 13:35
River Tamar
Flooding is expected on Sunday 24th November.
Heavy rain falling in the area will continue throughout Sunday. This has caused the River Tamar to rise and the river is forecast to remain high throughout Sunday afternoon.
Properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele are at risk of flooding. River levels will be at their highest at around 2pm and will remain high into Sunday evening.
Residents are strongly urged to take action now. Flood waters may be deep and fast flowing, take care near areas of concern, and avoid walking or driving through floodwater. Monitor your local weather conditions and check river levels on gov.uk.
We will be closely monitoring the situation, and this message will be updated by 10pm on Sunday or earlier as the situation changes.
Flood Warning issued on 24 Nov 2024 07:17
River Tamar
Flooding is expected on Sunday 24th November.
Heavy rain falling in the area will continue throughout Sunday morning. This is causing the River Tamar to rise and the river is forecast to continue rising until Sunday afternoon.
Properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele will start to flood first from around 09:00am on Sunday. River levels will be at their highest at around 4pm and will remain high into Sunday evening.
Residents are strongly urged to take action now. Flood waters may be deep and fast flowing, take care near areas of concern, and avoid walking or driving through floodwater. Monitor your local weather conditions and check river levels on gov.uk.
We will be closely monitoring the situation, and this message will be updated by 2pm on Sunday or earlier as the situation changes.
Flood Warning issued on 29 Oct 2021 10:51
River Tamar
Flooding is expected from Friday morning. Take immediate action.
Heavy rain has fallen over the Tamar catchment with further bands of rainfall expected throughout the day. This has caused the River Tamar to rise and the river is forecast to continue rising over the next 2-3 hours.
Properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele will start to flood first. River levels are expected to remain high throughout the day, peaking around noon. Additional rainfall is expected this evening which will see a further response.
Flood waters may be deep and fast flowing, and roads could form flow routes. Residents are strongly urged to take action now. Remain safe and be aware of your local surroundings.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring the situation and this message will be updated by 17:00 or earlier if the situation changes. Our staff are out in the area and will relay information and assist the emergency services and council.
Flood Warning issued on 29 Oct 2021 01:13
River Tamar
Flooding is expected during the early hours of Friday morning. Take immediate action.
Heavy rain has fallen over the Tamar catchment with up to 15 mm of further rainfall expected throughout the night. This has caused the River Tamar to rise and the river is forecast to continue rising over the next 2-3 hours.
Properties and low lying areas around Bradstone Mill, Tutwell, Gunnislake, Morwellham Power Station and Cotehele will start to flood first. River levels are expected to remain high throughout the early hours of Friday morning.
Flood waters may be deep and fast flowing, and roads could form flow routes. Residents are strongly urged to take action now. Remain safe and be aware of your local surroundings.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring the situation and this message will be updated by midday on Friday or earlier if the situation changes. Our staff are out in the area and will relay information and assist the emergency services and council.