Flood Alert Info - Lower River Tamar
Area Description
Gunnislake, Calstock, Cargreen, Bere Alston, Morwellham and Cotehele.
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 Calstock area
Historical Flood Alerts for this Area
Flood Alert issued on 25 Feb 2024 12:16
River Tamar
Flooding is possible on Sunday the 25th of February and overnight into Monday the 26th of February. Recent rainfall has caused the rivers to rise. Expected levels suggest there will be flooding to low lying land and roads close to the river with river levels expected to peak in the early hours on Monday morning.
The Met Office has issued a Yellow Weather Warning for heavy rain in force until midnight, with forecast rainfall of 15 - 25 mm widely, and up to 60 mm in some locations. With saturated ground, rivers are expected to respond quickly to this rainfall.
Take care near areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area clearing blockages.
This message will be updated by 11am on Monday the 26th of February, or earlier if the situation changes.
Flood Alert issued on 2 Jan 2024 12:11
River Tamar
Flooding is possible during the afternoon of Tuesday 2nd January and overnight into Wednesday 3rd January. Rivers have risen in response to the heavy rainfall last night and this morning. Further heavy showers are forecast throughout the afternoon and overnight. Expected levels suggest that there will be flooding to low lying land and roads close to the river.
We expect rivers to remain high into Tuesday night. Take care near the areas of concern and monitor your local weather conditions. Please do not walk or drive through flood water. You can check your local river level on the GOV.UK website under 'Check for Flooding'. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated in the morning on Wednesday 3rd January, or earlier if the situation changes.
Flood Alert issued on 1 Jan 2024 22:07
River Tamar
Flooding is possible on Monday 1st January evening and overnight into Tuesday 2nd January. Persistent heavy rainfall means the River Tamar is rising and expected levels suggest that there will be flooding to low lying land and roads close to the river. Further rain is forecast for the early hours of Tuesday morning.
We expect the river to remain high overnight on Monday and Tuesday. Take care near the areas of concern and monitor your local weather conditions. Please do not walk or drive through flood water. You can check your local river level on the GOV.UK website under 'Check for Flooding'. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated on Tuesday 2nd January morning or earlier if the situation changes.
Flood Alert issued on 3 Nov 2023 12:05
River Tamar
The risk of flooding has now reduced, but river levels remain high.
Further rain is forecast from midnight to the early hours of Saturday morning. Catchments are wet, so river levels will remain high and will respond to further rainfall. We do not currently forecast rivers to reach the levels seen yesterday. Flooding to low lying land and roads close to the river is possible.
Monitor your local weather conditions and avoid using low lying footpaths or entering areas prone to flooding. Do not walk or drive through flood water. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated by midday on Saturday or earlier if the situation changes.
Flood Alert issued on 2 Nov 2023 16:41
River Tamar
Flooding is possible throughout the evening on Thursday 2 November and into Friday morning. Over the last 24 hours we have seen heavy rainfall, causing river levels to rise. Further bands of heavy showers are forecast overnight. Catchments are saturated, so river levels will remain high and could respond to further rainfall. Monitor your local weather conditions and avoid using low lying footpaths or entering areas prone to flooding. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated by midday on Friday or earlier if the situation changes.
Flood Alert issued on 2 Nov 2023 13:45
River Tamar
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.
Flood Alert issued on 31 Mar 2023 17:20
River Tamar
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.
Flood Alert issued on 14 Jan 2023 11:33
River Tamar
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
The Environment Agency Flood Warning System has issued this message based on rising river or tidal levels.
We are temporarily automating our messages due to industrial action.
Flood Alert issued on 30 Oct 2021 17:06
River Tamar
Flooding is possible during this evening and throughout tomorrow morning, Sunday 31st October. River levels have dropped from the peaks observed during the last 12 hours, but are forecast to rise rapidly again during tomorrow morning in response to the forecast rainfall, though no flooding to properties is currently expected.
Further heavy rainfall is forecast from midnight tonight until 6:00am on Sunday morning, with expected rainfall totals of between 20-30mm. This will be followed by scattered showers throughout the remainder of the day. Catchments are saturated and rivers are expected to react rapidly to this further rain. Flooding to low lying land and roads close to rivers is possible.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated on Sunday morning or earlier if the situation changes.
Flood Alert issued on 30 Oct 2021 11:36
River Tamar
Flooding is possible during today, Saturday 30th October. River levels remain high and responsive following the last 12 hours of rainfall.
Further heavy rainfall is forecast from midnight tonight until approximately 4:00am on Sunday morning, with expected rainfall totals of between 20-30mm. This will be followed by further heavy showers until dawn. Catchments are fully saturated and rivers are expected to react rapidly to this further rain. Flooding to low lying land and roads close to rivers is possible.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area undertaking maintenance to screens as required. This message will be updated by 6pm today.
Flood Alert issued on 29 Oct 2021 18:15
River Tamar
Flooding is possible tonight, Friday 29th October and into Saturday due to further persistent and heavy rainfall forecast. River levels have fallen throughout Friday, but catchments remain saturated following the rainfall over the last 24 hours. Widespread totals forecast overnight are for 10-20mm, with up to 30-35mm in a few places. There is uncertainty over the location of the most intense rainfall. Rivers are expected to rise throughout the night. Flooding is possible to low lying land and roads close to rivers from 9pm on Friday evening and into the daytime of Saturday. Flood Warnings may be issued for the area by early afternoon on Saturday.
Take care near the areas of concern and monitor your local weather conditions. Surface water may be deep, especially where leaves have blocked the drains. We are monitoring river levels and have staff in the area undertaking maintenance to screens as required. Further unsettled weather has been forecast for the weekend. This message will be updated by midday on Saturday or earlier if the situation changes.
Flood Alert issued on 29 Oct 2021 13:09
River Tamar
Flooding is possible throughout today, Friday 29th October, and into Saturday due to persistent and heavy rainfall. Following the rainfall overnight, catchments are saturated and river levels remain high.
Overnight widespread rainfall resulted in totals over 40mm with intense rain of more than 80 mm over high ground. This has led to rivers rising rapidly and flooding to low lying land and roads close to rivers. While River levels are currently peaking they remain high ahead of rainfall forecast for this evening and in to the early hours of Saturday morning. Additional flood warnings may be issued for some locations.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area ready to clear blockages as required. This message will be updated on Friday 18:00 or earlier if the situation changes.
Flood Alert issued on 29 Oct 2021 00:19
River Tamar
Flooding is possible in the earlier hours of the morning of Friday 29th October. Due to the persistent and heavy rainfall crossing the area during Thursday evening, and with up to 15mm of further rainfall expected throughout the night, deep surface water and flooding to low lying land and roads close to rivers is possible. Catchments are saturated and rivers have responded quickly to tonight’s rain.
Flood warnings may be issued for some locations.
The most persistent rain is expected to ease during Friday before further outbreaks of rain spread in from the west during the evening and into Saturday. River levels are likely to remain high during this time.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area ready to clear blockages as required. This message will be updated on Friday morning or earlier if the situation changes.
Flood Alert issued on 20 Feb 2021 11:04
River Tamar
This Flood Alert remains in force. Flooding is possible throughout today, Saturday 20th February and into Sunday.
Persistent overnight rain has caused river levels to rise, and we expect them to remain high throughout the day.
Further rainfall is forecast to continue throughout today. From early evening, rain will ease, becoming showery into Sunday. Some of this rain could be heavy, especially over high ground where very large totals remain possible.
This may result in flooding to low lying land and roads close to rivers. A flood warning has been issued for River Tamar from Greystone Bridge to Cotehele excluding Calstock.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated on Sunday morning or earlier if the situation changes.
Flood Alert issued on 19 Feb 2021 14:02
River Tamar
Flooding is possible overnight tonight Friday 19 February and into Saturday morning.
Persistent rain is forecast to continue through the remainder of today and into Saturday. Some of this rain could be heavy, especially over high ground where very large totals are possible.
This may result in flooding to low lying land and roads close to the river tonight Friday 19 February and into Saturday morning. Flood warnings may need to be issued in the early hours of Saturday morning.
Further prolonged rainfall is forecast on Saturday before dying away later in the day. We expect river levels to remain high throughout this period.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated on Saturday morning or earlier if the situation changes.
Flood Alert issued on 23 Dec 2020 15:42
River Tamar
This Flood Alert has been updated for Wednesday 23/12/20. Please plan for and take steps to be prepared for possible flooding during this time.
Following recent rain the ground is very wet. Rivers may rise quickly during and after rain. Outbreaks of rain are likely this afternoon, clearing late tonight.
Low lying roads, ground and isolated properties remain at risk and may experience flooding.
We have teams looking for blockages and fallen trees, checking defences and screens. We will continue to monitor conditions. This Flood Alert will be updated by 12:00 Thursday 24/12/20 to reflect updated conditions.
Flood Alert issued on 23 Dec 2020 10:17
River Tamar
This Flood Alert has been updated for Wednesday 23/12/20. Please plan for and take steps to be prepared for possible flooding during this time.
Following recent rain the ground is very wet. Rivers may rise quickly during and after rain. Outbreaks of rain this morning will become persistent and heavy this afternoon, clearing eastwards late tonight.
Low lying roads, ground and isolated properties remain at risk and may experience flooding.
We have teams looking for blockages and fallen trees, checking defences and screens. We will continue to monitor conditions. This Flood Alert will be updated by 12:00 Thursday 24/12/20 to reflect updated conditions.
Flood Alert issued on 22 Dec 2020 12:36
River Tamar
This Flood Alert has been updated for Tuesday 22/12/20 to Thursday 24/12/20. Please plan for and take steps to be prepared for possible flooding during this time.
Following recent rain the ground is very wet. Rivers remain high for the next 3 days and may rise quickly during and after rain. On Wednesday a slow-moving band of frontal rain is expected to become heavy and persistent. Rivers will rise quickly where heavy rain falls, which may result in further Flood Warnings on Wednesday into Thursday. The rain is expected to clear away to the south-east during Thursday morning. Low lying roads, ground and isolated properties remain at risk and may experience repeated flooding over the next couple of days.
We have teams looking for blockages and fallen trees, checking defences and screens. We will continue to monitor conditions. If the risk increases Flood Warnings may be issued. This Flood Alert will be updated by 14:00 Wednesday 23/12/20 to reflect updated conditions.
Flood Alert issued on 21 Dec 2020 11:54
River Tamar
This Flood Alert has been updated for Monday 21/12/20 to Thursday 24/12/20. Please plan for and take steps to be prepared for possible flooding during this time.
Following recent rain the ground is very wet. Rivers remain high for the next 4 days and may rise quickly during and after rain. Frontal rain arrives Monday afternoon, returning rivers to Alert levels after dark on Monday evening. On Wednesday a band of frontal rain is expected to become heavy and persistent. Rivers will rise quickly where heavy rain falls, which may result in further Flood Warnings on Wednesday into Thursday.
Low lying roads, ground and isolated properties remain at risk and may experience repeated flooding over the next few days. We have teams looking for blockages and fallen trees, checking defences and screens. We will continue to monitor conditions. If the risk increases Flood Warnings may be issued. This Flood Alert will be updated by 12:00 Tuesday 22/12/20 to reflect updated conditions.
Flood Alert issued on 20 Dec 2020 14:33
River Tamar
This Flood Alert has been issued to reflect conditions for Sunday 20/12/20 to Thursday 24/12/20.
Following recent rain the ground is very wet. Conditions remain unsettled and rivers will remain high for the next 5 days and may rise quickly during and after rain.
Showers and then frontal rain will arrive from the west on Sunday evening, with a second band of rain on Monday. Wednesday is expected to see further heavy rainfall as a low pressure crosses the UK. While total rainfall and intensity are less than Friday, rivers may rise quickly where heavy rain falls.
Low lying roads, ground and isolated properties remain at risk and may experience repeated flooding over the next few days.
We have teams looking for blockages and fallen trees, checking defences and screens. We will continue to monitor conditions and if the risk increases Flood Warnings may be issued.
This Flood Alert will be updated by 14:00 Monday 21st December to reflect updated conditions.
Flood Alert issued on 19 Dec 2020 13:59
River Tamar
Following the heavy rain last night, falling onto already saturated catchments, river levels remain high on Saturday 19 December. A Flood Warning is in force for the River Tamar from Greystone Bridge to Cotehele excluding Calstock. Although river levels are expected to fall slowly throughout the day, scattered showers are forecast over the weekend, and rivers may respond to further rainfall. We will continue to monitor conditions and issue updates as required.
Flood Alert issued on 18 Dec 2020 16:34
River Tamar
River levels are responding now and rising following rain today and last night. A band of heavy and intense rainfall is forecast to cross the county this afternoon and evening, Friday 18 December, between now and 11pm. As catchments are already saturated, rivers are expected to respond quickly. Flood warning levels may be met later this evening. The area of concern is the River Tamar.
Flooding of low-lying land and roads close to rivers is possible. Surface water may be deep, especially where leaves have blocked the drains.
We are monitoring river levels and have staff in the area checking for, and clearing blockages. This message will be updated by Saturday morning or earlier if the situation changes.
Flood Alert issued on 18 Dec 2020 10:30
River Tamar
River levels are responding now and rising following the overnight rain. A band of heavy and intense rainfall is forecast to cross the county this morning, Friday 18 December, between 9am and 12pm. As catchments are already saturated, rivers are expected to respond quickly. Flood alert levels are expected to be met by early this afternoon. Flood warning levels may be met later this afternoon. The area of concern is the River Tamar.
A further band of heavy rain is expected between 5pm and 8pm this evening.
Flooding of low-lying land and roads close to rivers is possible. Surface water may be deep, especially where leaves have blocked the drains.
We are monitoring river levels and have staff in the area checking for, and clearing blockages. This message will be updated by Friday afternoon or earlier if the situation changes.
Flood Alert issued on 17 Dec 2020 17:01
River Tamar
Flooding is possible from the evening of Thursday 17 December through to the morning of Saturday 19 December. Heavy rain will spread in from the west overnight on Thursday. Showers and drizzle are forecast for Friday morning. This will turn into heavy and intense rainfall during Friday afternoon, evening and into the early hours of Saturday. Totals of up to 60mm are forecast to fall in a 12 hour period from Friday afternoon, with up to 75mm in 24 hours. Areas of higher ground may see totals of up to 100mm in 24 hours. Rivers are expected to respond quickly to this rainfall. Flooding of low-lying land and roads close to rivers is possible. Surface water may be deep, especially where leaves have blocked the drains. Further heavy rainfall is also forecast for Sunday and Monday. We are monitoring river levels and have staff in the area checking for, and clearing blockages. This message will be updated on Friday morning or earlier if the situation changes.
Flood Alert issued on 17 Dec 2020 12:09
River Tamar
River levels remain high following rainfall earlier this week. Further rain is expected tomorrow, Friday 18th December. River levels are expected to rise further in response to tomorrows rain. We continue to monitor the situation and will issue updates as required.
Flood Alert issued on 17 Dec 2020 11:42
River Tamar
River levels remain high following rainfall earlier this week. Further rain is expected tomorrow, Friday 18th December. River levels are expected to rise further in response to tomorrow?s rain. We continue to monitor the situation and will issue updates as required.
Flood Alert issued on 16 Dec 2020 12:36
River Tamar
Following overnight rain, river levels continue to rise slowly through Wednesday, peaking late this afternoon, before falling slowly overnight. Further heavy rain is forecast Thursday evening into Friday morning, and with wet catchments, river levels will rise again by Friday morning. We will monitor the situation and update the Alert by 11:00 Thursday 17th Dec.
Flood Alert issued on 15 Dec 2020 16:48
River Tamar
Flooding is possible tomorrow, Wednesday 16th December. Heavy rainfall is forecast during the morning and rivers are expected to respond and peak in the early afternoon. Forecast levels suggest that there will be flooding to low lying land and roads close to the rivers.
Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area checking for and clearing blockages.
This message will be updated on Wednesday morning or earlier if the situation changes.
Flood Alert issued on 29 Feb 2020 11:01
River Tamar
River levels have risen in response to overnight rainfall. The worst of the rain has now passed, but heavy showers are forecast for Saturday.
River levels remain steady or are beginning to fall, but will remain high throughout the day.
Take care near low lying areas prone to flooding as there may be standing water for several days.
We will continue to monitor conditions and this message will be updated on Sunday, or earlier if the situation changes. River levels can be viewed on the Gov.uk website
Flood Alert issued on 28 Feb 2020 12:24
River Tamar
Flooding is possible from late Friday through to the morning of Saturday 29th February, with river levels remaining high throughout the day.
Heavy and persistent rainfall, as a result of storm Jorge, is expected this evening and overnight clearing to the East throughout the day on Saturday. Rivers are expected to rise quickly in response to this rainfall.
This may cause flooding of low lying land and roads. Take care near the areas of concern and keep up to date with your local weather conditions. We are monitoring river levels and have staff in the area ready to respond as required.
This message will be updated on Saturday, or earlier if the situation changes.
Flood Alert issued on 16 Feb 2020 18:09
River Tamar
Flooding is possible on Sunday afternoon, the 16th of February and overnight into Monday.
River levels remain high following heavy rainfall on Saturday afternoon and overnight into Sunday. There is a continued risk of flooding to low lying land and roads close to the river for the rest of today, Sunday 16th February and into Monday.
The persistent rain has passed but scattered showers are expected on Sunday afternoon and overnight into Monday which may cause river levels to remain high. Take care near the areas of concern, and monitor your local weather conditions.
We are monitoring river levels and have staff ready to respond as required. This message will be updated on Monday morning, the 17th of February or earlier if conditions change.
Flood Alert issued on 16 Feb 2020 09:45
River Tamar
River levels have risen in response to recent rainfall causing flooding of low lying land and roads. Whilst the heaviest of the rain has now passed, rainfall in the early hours of this morning, Sunday 16th February, is causing river levels to remain high. River levels are expected to peak this afternoon.
Take care near the areas of concern and keep up to date with your local weather conditions.
We are monitoring river levels and have staff ready to respond as required. This message will be updated by 18:00 on Sunday 16th February, or earlier if conditions change.
Flood Alert issued on 16 Feb 2020 01:48
River Tamar
River levels have risen in response to this rainfall causing flooding to low lying land and roads close to the river throughout the night and continuing through Sunday.
The Met Office have issued a weather warning for Storm Dennis to bring persistent and heavy rain which is forecast to continue until Sunday afternoon 16th February.
River levels are currently forecast to be at their highest between 11:00 and 16:00 on Sunday 16th February. Flood warnings may need to be issued based on the current forecast.
Take care near the areas of concern and keep up to date with your local weather conditions.
We are monitoring river levels and have staff ready to respond as required. This message will be updated by 11:00 on Sunday 16th February, or earlier if conditions change.
Flood Alert issued on 15 Feb 2020 12:34
River Tamar
Flooding is possible from approximately 4pm on Saturday afternoon and is expected to peak around midday on Sunday. Heavy and persistent rainfall associated with Storm Dennis has fallen throughout the morning causing river levels to rise. Further heavy rainfall is expected throughout the weekend, with a particularly heavy band forecast for Sunday morning. Widespread totals of around 20-40mm of rain are expected, with higher totals possible over high ground. Catchments are likely to react quickly to further rainfall and may cause flooding of low lying land and roads. Take care near the areas of concern and keep up to date with your local weather conditions. We are monitoring river levels and have staff in the area ready to respond as required. This message will be updated on Sunday morning or earlier if the situation changes.
Flood Alert issued on 20 Dec 2019 12:29
River Tamar
Flooding is possible Friday afternoon leading in to Saturday morning. River levels remain high and ground is saturated following rain over the last few days. Heavy showers are expected to continue throughout Friday and into Saturday. This may lead to flooding of low lying land and roads where the heaviest rain falls. A further band of heavy rain is forecast on Saturday afternoon.
Areas at risk include communities along the River Tamar and tributaries. Take care near the areas of concern and be aware of your local weather conditions. Avoid walking and driving through floodwater. We are monitoring river levels and our staff have been checking for and clearing blockages in the area. This message will be updated on Saturday morning or earlier if the situation changes. River levels can be viewed on the Gov.uk website.
Flood Alert issued on 19 Dec 2019 11:46
River Tamar
Flooding is possible during Thursday and into Friday. Heavy rain over the last 24 hours has caused river levels to rise and ground is saturated. A further band of rain will move in from the South on Thursday, from mid-morning, clearing early Thursday evening, with further rain overnight into Friday. This will be locally heavy, particularly over South and South East facing hills. River levels are expected to remain high, with flooding of low lying land and roads possible throughout Thursday and overnight into Friday.
Areas at risk include communities along the River Tamar and tributaries. Unsettled weather is forecast to continue over the weekend. Take care near the areas of concern and monitor your local weather conditions. We are monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated on Friday morning or earlier if the situation changes. River levels can be viewed on our website.
Flood Alert issued on 18 Dec 2019 22:01
River Tamar
Flooding is possible during Wednesday evening and into Thursday.
Since this afternoon, 20mm of rain, blown in by strong southerly winds, has fallen widely over Cornwall. The forecast is for 30-40mm falling overnight. Rainfall totals up to 70mm are expected on higher ground of Bodmin Moor and Dartmoor.
The ground is saturated and river levels are responding. Flooding of low lying land and roads is possible due to the further rainfall. The main areas of concern are Greystone Bridge, Bealsmill and Gunnislake.
Unsettled weather is forecast for the next 5 days. We are monitoring river levels and expect to issue further alerts during this time.
Take care near the areas of concern and monitor your local weather conditions
We are monitoring river levels and have staff in the area checking for and clearing blockages.
Flood Alert issued on 2 Nov 2019 16:27
River Tamar
River levels remain high due to the recent rainfall in the past 24hrs.
Although the heaviest of the rain has passed there is a potential for further localised heavy showers this evening and overnight. Catchments are wet and remain responsive to further rainfall. We will be monitoring the situation.
There may be flooding to low lying land and road. Take care near the low lying areas prone to flooding and check your local weather conditions.
This message will be updated tomorrow morning or earlier if the situation changes.
Flood Alert issued on 2 Nov 2019 11:46
River Tamar
The rainfall overnight has seen widespread totals of 20-40mm across Cornwall. River levels have responded to this rainfall and are expected to remain high and a flood alert is still in force for the Lower River Tamar today, Saturday 02 November.
Although the heaviest of the rain has passed, further bands of heavy showers are forecast throughout the day.
Rain easing from Sunday morning, followed by heavy showers.
There may be flooding to low lying land and road. Take care near the low lying areas prone to flooding and check your local weather conditions. We are monitoring river levels and this message will be updated this afternoon.
Flood Alert issued on 1 Nov 2019 15:45
River Tamar
Heavy rain is forecast from the early hours of tomorrow morning, Saturday 2nd November, which will last throughout the day. This is likely to be widespread and persistent with the potential for surface water and river flooding throughout Saturday.
Widespread totals of around 20-40mm of rain are expected. There is potential for localised totals of up to 80mm particularly on higher ground. The forecast is unclear on the precise location of these areas in Cornwall.
Catchments are already wet from recent wet weather and are likely to react quickly to further rainfall. This will be accompanied by strong westerly winds which could lead to significant leaf fall, contributing to increased flood risk due to blocked drainage gullies.
We will continue to monitor the situation, this message will be updated on Saturday morning or earlier if the situation changes.
Flood Alert issued on 26 Oct 2019 18:43
River Tamar
Rainfall has now cleared from the area. The forecast is for dry conditions over the next few days. River levels remain high and have been slow to fall, due to the prolonged rainfall of the last 24 hours.
This Flood Alert remains in place overnight on Saturday as water levels in rivers and streams gradually fall. We expect that water levels will return to normal levels during Sunday and we are expecting this Alert to be removed tomorrow.
Flood Alert issued on 26 Oct 2019 09:46
River Tamar
The rainfall overnight has seen widespread totals of over 20mm and locally over 40mm. This has increased river levels, which will remain high over Saturday.
River levels on the River Tamar are particularly high and we will issue a flood warning if levels increase further.
The rainfall is clearing around midday today and will follow with a period of dry weather. Smaller streams and river levels will start to fall throughout this afternoon and this evening.
We are constantly monitoring river levels and have staff in the area checking for and clearing blockages. This message will be updated if the situation changes.
Flood Alert issued on 25 Oct 2019 16:44
River Tamar
This is based on a forecast for heavy rainfall over this evening (Friday) through to mid-day Saturday with the potential for surface water and river flooding from the early hours of Saturday morning.
There will be prolonged rainfall over this evening and throughout the night, with many places seeing 10-20mm of rain. Within this, there is a potential for localised intense periods of rainfall leading to 30-40mm falling over a few hours. The forecast is unclear on the precise location of these areas in Cornwall. Over higher moorland areas rainfall totals could reach 80-90mm. This rain is falling on wet ground, increasing the amount of surface water running off land and into streams and rivers.
This rainfall will be accompanied by strong southwesterly winds which could lead to significant leaf fall, contributing to increased flood risk due to blocked drainage gullies.
This message will be updated on Saturday morning or earlier if the situation changes.