Flood Alert Info - Weymouth Harbour

Area Description

Weymouth Harbour and the tidal stretch of the River Wey.
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 Alert Messages for this Area

  • We have only been collating detailed flood messages since May 2017.
  • Each Flood Alert may have multiple updates. The messages listed below may therefore be greater than the number of alerts detailed in the Flood Alert table above.

Flood Alert issued on 19 Sep 2020 15:25
English Channel
Levels in Weymouth Harbour will be high as a result of high spring tides. Forecast high water is 21:30 on 19/09/20 with a level of 1.93 mAOD and a Force 5 North East wind. All times are local and refer to the high water time at Weymouth, mAOD is height above average sea level for more detail refer to local tide tables. Flooding to roads and farmland is possible at these times, however conditions may apply one to two hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. Coastal conditions are expected to continue until Monday. We are closely monitoring the situation. Please be careful along beaches, promenades and coastal footpaths and roads. Camping on beaches and unprotected stretches of coastline will be extremely hazardous. This message will be updated tomorrow morning, 20/09/20, or as the situation changes.


Flood Alert issued on 20 Aug 2020 16:47
English Channel
Levels in Weymouth Harbour will be high as a result of high tides and strong winds. First forecast high water is 21:00 on 20/08/20 with a level of 1.86 mAOD and a Force 5 South Southeast wind. Second forecast high water is 09:30 on 21/08/20 with a level of 1.82 mAOD and a Force 7 South West wind. Flooding to roads and farmland is possible at these times, however conditions may apply two to four hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. Coastal conditions are expected to continue until after the high tides at 21:30 on 21/08/20 at Weymouth. We are closely monitoring the situation. Please be careful along beaches, promenades and coastal footpaths and roads. Camping on beaches and unprotected stretches of coastline will be extremely hazardous. This message will be updated tomorrow morning, 21/08/20, or as the situation changes.


Flood Alert issued on 11 Mar 2020 16:57
English Channel
Levels in Weymouth Harbour will be high as a result of high spring tides. Forecast high water is 09:00 on Thursday, 12/03/20 with a level of 1.83 mAOD at Weymouth tidal gauge and a Force 6, West South West wind. mAOD is height above average sea level. For more detail refer to local tide tables. Low pressure will cause sea levels to be higher than forecast in tide tables. Flooding to roads is possible at these times, however conditions may apply one to two hours either side of the high tide. Areas most at risk are Weymouth Harbour and the tidal stretch of the River Wey. The road by Town Bridge could be affected. Please plan driving routes to avoid low lying roads that may be flooded and refer to local authority website for local road closures and be careful along beaches, promenades and harbour footpaths and roads. We are closely monitoring the situation and this message will be updated 12/03/20, or as the situation changes.


Flood Alert issued on 10 Mar 2020 17:38
English Channel
Levels in Weymouth Harbour will be high as a result of high spring tides. Forecast high water is 08:00 on Wednesday, 11/03/20 with a level of 1.90 mAOD at Weymouth tidal guage and a Force 5, West South West wind. mAOD is height above average sea level. For more detail refer to local tide tables. Low pressure will cause sea levels to be higher than forecast in tide tables. Flooding to roads is possible at these times, however conditions may apply one to two hours either side of the high tide. Areas most at risk are Weymouth Harbour and the tidal stretch of the River Wey. The road by Town Bridge could be affected. Please plan driving routes to avoid low lying roads that may be flooded and refer to local authority website for local road closures and be careful along beaches, promenades and harbour footpaths and roads. We are closely monitoring the situation and this message will be updated 11/03/20, or as the situation changes.


Flood Alert issued on 9 Feb 2020 12:23
English Channel
High tides and surge due to storm Ciara are forecast for this area. This Flood Alert is in force for 2 hours either side of the high water time. Forecast high water is 07:15am on 10/02/2020 and the forecast tide level is 1.80 m AOD. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. We are closely monitoring the situation. Our incident response staff are liaising with emergency services. Please be careful along beaches, promenades and coastal footpaths and roads as large waves could be dangerous. This message will be updated on Monday 10/02/2020 in the afternoon.


Flood Alert issued on 26 Nov 2019 14:50
English Channel
A large tidal surge is expected to affect Weymouth Harbour as a result of high spring tides and strong winds this evening and tomorrow morning 27/11/2019. High water is at around 6:30 pm this evening 26/11/2019 and the morning of 27/11/2019 around 6:57 am. Flooding to roads and the harbour-side is expected and may apply two to four hours either side of the high tides. There is the possibility of flooding of Weymouth Harbour. We are closely monitoring the situation. Our incident response staff are checking defences and closing gates. Please stay aware in case further warnings are issued. This message will be updated tomorrow morning, 27/11/2019, or as the situation changes.


Flood Alert issued on 1 Nov 2019 15:44
English Channel
Sea spray overtopping is forecast as a result of strong onshore winds. Detailed tidal information for those who use it; The time and date of the forecast high water is 09:30 on 02/11/2019. The forecast tide level is 1.83 m AOD. The forecast wind strength and direction is Force 9 West South West. Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Weymouth Harbour. Flooding to roads and footpaths is possible at these times, however conditions may apply one to two hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey, Flooding of properties is not forecast at this point. We are closely monitoring the situation. Our incident response staff are checking defences. Please avoid using low lying footpaths near local watercourses. This message will be updated at 12:00 02/11/2019 or as the situation changes.


Flood Alert issued on 30 Sep 2019 14:18
English Channel
Weymouth is expected to be affected by sea spray and wave action as a result of high spring tides and strong winds. The time and date of the forecast high water is 9:00PM on 30/09/2019. Currently, forecast tide level is 1.95 m AOD. The forecast wind strength and direction is Force 6 West South Westerly. Please note all tide times are in local time. Flooding to properties, roads and farmland is possible at these times, however conditions may apply one to two hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. We are closely monitoring the situation. Our incident response staff are checking defences. Please stay away from large waves as they are dangerous. This message will be updated tomorrow, 01/10/2019, or as the situation changes.


Flood Alert issued on 29 Sep 2019 13:09
English Channel
Weymouth is expected to be affected by sea spray and wave action as a result of high spring tides and strong winds. The time and date of the first forecast high water is 8:30PM on 29/09/2019. Currently, forecast tide level is 1.80 m AOD. The forecast wind strength and direction is Force 5 West North West. The second forecast high water is 9:15AM on 30/09/2019. Forecast tide level is 1.80 m AOD. Forecast wind strength and direction is Force 3 South West. Please note all tide times are in local time. Flooding to properties and roads is possible at these times, however conditions may apply one to two hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. We are closely monitoring the situation. Our incident response staff are checking defences. Please stay away from large waves as they are dangerous. This message will be updated tomorrow, 30/09/2019, or as the situation changes.


Flood Alert issued on 28 Sep 2019 14:18
English Channel
Weymouth is expected to be affected by sea spray and wave action as a result of high spring tides and strong winds. The time and date of the forecast high water is 8:30AM on Sunday 29/09/2019. The forecast tide level is 1.87 m AOD. The forecast wind strength and direction is Force 6 South West. Please note all tide times are in local time. Flooding to properties, roads and farmland is possible at these times, however conditions may apply one to two hours either side of the high tide. We believe there is a possibility of flooding for Weymouth Harbour and the tidal stretch of the River Wey. We are closely monitoring the situation. Our incident response staff are checking defences. Please stay away from large waves as they are dangerous. This message will be updated tomorrow, 29/09/2019, or as the situation changes.


Flood Alert issued on 9 Nov 2018 10:16
English Channel
This alert is issued for the high tide at Weymouth Harbour at 7.45pm today, Friday 9th November and will remain in force for two hours following the time of high tide. Strong winds are forecast to cause waves overtopping sea defences and sea spray at Weymouth Harbour throughout the period between 5.45pm and 9.45pm. Expect tides to be higher than usual. People are advised to stay away from risk areas and take care next to the coast. We will continue to monitor the situation and reissue this Alert for any subsequent tides if required. Detailed tidal information for those who use it; The forecast high tide level is 1.8 mAOD, this is 0.47 metres above astronomical tide level. Forecast Wind direction is Southerly and Force 9.


Flood Alert issued on 6 Nov 2018 13:33
English Channel
The following Flood Alert will remain in force for two hours following the time of high tide. The time and date of the forecast high water for which this Flood Alert is in force is : 6.15am on 7th November 2018 The forecast wind direction is south south easterly The forecast wind strength is Force 6 Property owners with flood protection equipment should consider installing it now.


Flood Alert issued on 3 Apr 2018 16:08
English Channel
This alert is issued for the high tide at Weymouth Harbour at 09:57am tomorrow, Wednesday 4th April 2018 and will remain in force for two hours following the time of high tide. Strong winds are forecast and could cause waves to overtop sea defences and sea spray around the harbour between 09.00am and 11.00am. Expect tides to be higher than usual. People are advised to stay away from risk areas and take care next to the coast. We will continue to monitor the situation and reissue this Alert for any subsequent tides if required. The forecast wind direction is southerly and the wind strength is Force 7.


Flood Alert issued on 3 Mar 2018 12:01
English Channel
The following Flood Alert will remain in force for two hours following the times of high tide. The time and date of the forecast high water for which this Flood Alert is in force is: 08:30 am on 04/03/2018. The forecast wind direction is South South Easterly The forecast wind strengths are Force 5. The forecast high water level is 1.80 Property owners with flood protection equipment should consider installing it now.


Flood Alert issued on 2 Mar 2018 11:56
English Channel
The following Flood Alerts will remain in force for two hours following the times of high tide. The time and date of the forecast high waters for which this Flood Alert is in force are : 08:00 am on 03/03/2018 and 08:30 am on 04/03/2018. The forecast wind direction are South Easterly and Southerly The forecast wind strengths are Force 5 and Force 4 The forecast high water levels are 1.86m and 1.84m. Property owners with flood protection equipment should consider installing it now.


Flood Alert issued on 4 Jan 2018 15:35
English Channel
The following Flood Alert will remain in force for two hours following the time of high tide. The time and date of the forecast high water for which this Flood Alert is in force is 08:45am (Local time) on 05/01/2018. The forecast wind direction is South Westerly. The forecast wind strength is Force 6.


Flood Alert issued on 3 Jan 2018 15:54
English Channel
The following Flood Alert will remain in force for two hours following the time of high tide. The time and date of the forecast high water for which this Flood Alert is in force is : 07:30 am (Local time) on 04/01/2018. The forecast wind direction is westerly south westerly The forecast wind strength is Force 6


Flood Alert issued on 20 Oct 2017 16:03
English Channel
The following Flood Alert will remain in force for two hours following the time of high tide. The time and date of the forecast high water for which this Flood Alert is in force is : 8:30 am (Local time) on 21/10/2017 ( 7:30 am GMT). The forecast wind direction is South West. The forecast wind strength is Force 7


Flood Alert issued on 19 Oct 2017 17:27
English Channel
The following Flood Alert will remain in force for two hours following the time of high tide. The time and date of the forecast high water for which this Flood Alert is in force is : 19:45pm (Local time) on 19/10/2017 ( 18:45pm GMT). The forecast wind direction is south west The forecast wind strength is Force 6