The red highlighted area on the map below outlines the area covered by this Flood Warning.
Number of historic Flood Warnings that have previously been recorded for this area:
Flood Warning issued on 9 Feb 2020 11:55
Portsmouth Harbour
Monday afternoon's tide at 12:00 on 10/02/2020 is higher than normal due to Storm Ciara, which brings South Westerly Gale Force 8 winds and large waves. The weather increases tide table values by 0.6 m. The total forecast tide is 5.44 metres Chart Datum (2.71 mAOD) at Portsmouth. For 1 hour either side of high water, the tide will exceed the top of the slipway at Lower Quay, and could flood a small number of properties in this location. The bottom of the road at Wallington Shore Road, and the road at Eastern Parade, will flood. Properties at the lower end of Hillhead Road could also experience garden flooding as a result of wave overtopping. At 00:30 on 11/02/2020‚ the tide is much lower, but may cause minor impacts. We may issue further advice tomorrow. We continue to monitor the forecast. If you have flood protection, please install it 1 hour before high tide. We will update this message by 16:00 on 10/02/2020.
Flood Warning issued on 26 Nov 2019 16:40
Portsmouth Harbour
Wednesday morning's tide at 11:15 on 27/11/2019 is higher than normal due to ex Storm Sebastien which brings strong South Westerly Force 7 winds. The weather increases tide table values by 0.48 m. The total forecast tide is 5.42 metres Chart Datum (2.69 mAOD) at Portsmouth. For 1 hour either side of high water, the tide will exceed the top of the slipway at Lower Quay, which could flood a small number of properties in this location. The bottom of Wallington Shore Road will also flood. Any water in the road could be up to 0.2m deep. Tide levels remain high until Thursday evening (28/11/2019), but it is unlikely that further messages will be issued. We continue to monitor the forecast. If you have it, please install flood protection 1 hour before high tide. We will remove this message by 16:00 on 27/11/2019.
Flood Warning issued on 28 Sep 2019 17:19
Portsmouth Harbour
Sunday afternoon's tide at 12:30 on 29/09/2019 is higher than normal due to unsettled weather with strong South Westerly Force 7 winds and large waves. The weather increases tide table values by 0.3 m (surge). The forecast tide is 5.38 metres Chart Datum (2.65 mAOD) at Portsmouth. For 1 hour either side of high water, the tide will exceed the top of the slipway at Lower Quay, flooding a small number of properties. The road, at Wallington Shore Road, will also flood. Until Tuesday (01/10/2019)‚ tides are high enough to cause minor impacts at each high water. The largest impacts will occur on this tide. We continue to monitor the forecast. If you have it, please install property protection 1 hour before high tide. Please avoid parking at the bottom of Wallington Shore Road as cars could flood. We will remove this message by 16:00 on 29/09/2019