Flood Warning Info - Severn Estuary at Northwick, Old Passage and Northwick Warth areas

Area Description

Severn Estuary from the Old Severn Bridge to New Passage including low lying properties at Old Passage, Aust Road and Severn Road areas.
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:
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Historical Flood Warning Messages for this Area

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

Flood Warning issued on 11 Mar 2020 14:23
Severn Estuary
Low pressure will cause sea levels to be higher than forecast in tide tables. First forecast high water is 20:45 on 11/03/20 with a level of 8.56 mAOD and a Force 6 South Westerly wind. Second forecast high water is 09:00 on 12/03/20 with a level of 8.49 mAOD and a Force 6 West South Westerly wind. All times are local and refer to high water time at Avonmouth. Flooding to roads and properties is possible at these times, but conditions may apply two hours either side of the high tide. There is a possibility of flooding for the Severn Estuary from the Old Severn Bridge to New Passage including low lying properties at Old Passage, Aust Road and Severn Road areas. Peak levels will be higher than the tide this morning, 11/03/20. Our incident response staff are checking defences and closing flood gates. Take care along beaches, promenades and roads as large waves could be dangerous. Please install property flood resilience equipment now. This message will be updated on 12/03/20.


Flood Warning issued on 30 Sep 2019 21:09
Severn Estuary
Large and powerful waves are expected to overtop sea defences as a result of high spring tides and strong winds. The time and date of the forecast high water is 21:30 on 30/09/19. The forecast tide level is 8.43 m AOD. The forecast wind strength and direction is Force 6 West South 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. 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. Strong onshore winds will cause tide levels to rise further. We are closely monitoring the situation. Our incident response staff are checking defences and closing flood gates. Please stay away from large waves as they are dangerous. This message will be updated tomorrow morning, 01/10/19, or as the situation changes