Flood Alert Info - Somerset coast at Portishead and Portbury Dock

Area Description

Coastline between Portishead Point and Avonmouth.

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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Flood Alert Currently in Force

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


Flood Alert issued on 4 Mar 2018 16:33
Bristol Channel
Low pressure will cause sea levels to be higher than forecast in tide tables. The time and date of the forecast high water is 21:15 on 04/03/2018. The forecast tide level is 7.81 m AOD. The forecast wind strength and direction is Force 4 southerly. Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Avonmouth.


Flood Alert issued on 3 Mar 2018 17:46
Bristol Channel
Low pressure will cause sea levels to be higher than forecast in tide tables. The time and date of the forecast high water is 8.45 on 04/03/2018. The forecast tide level is 7.95 m AOD. The forecast wind strength and direction is Force 4 south easterly. Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Avonmouth.


Flood Alert issued on 3 Jan 2018 12:38
Bristol Channel
Spray, overtopping and or onshore flooding is predicted to occur as a result of high water levels, strong onshore winds and large waves. The time and date of the forecast high water is 08:45 on 04/01/2018. The forecast tide level is 7.94 m AOD. The forecast wind strength is Force 5 to 6 and from a west-southwest direction. Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Avonmouth. This is currently forecast to be the last flood alert within this series of high (spring) tides.


Flood Alert issued on 2 Jan 2018 12:44
Bristol Channel
Overtopping and onshore flooding may occur as a result of high water levels combined with high energy waves. Strong onshore winds will cause tide levels to rise further. The time and date of the forecast high water is 07:45 on 03/01/2018. The forecast tide level is 8.27 m AOD. The forecast wind strength and direction is Force 8 Westerly. Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Avonmouth.