A Flood Warning was issued for South Hayling and South Eastoke seafront in Hampshire on 26th October 2026. Affected watercourses included the Langstone Harbour, The Solent.
During this event, FloodRadar monitoring gauges recorded notable rises. The Tide at Portsmouth rose 4.34m, peaking at 2.54m, while the Tide at Medmerry climbed 1.56m.
Environment Agency advice issued
High tides are expected to cause flooding over the next two days. Flooding is expected for 2 hours either side of Monday evening's tide at 23:18 on 26/10/2026 The weather increases tide table values by 0.15 m. The total forecast tide is 5.03 metres Chart Datum (2.30 mAOD) at Portsmouth. Strong Southerly Force 6 wind. South Hayling beach (towards Eastoke) has been affected by previous storms. Water could push further up the beach than normal. Property at Eastoke corner, near the nature reserve, and at Southwood Road may flood. Overtopping of splash walls along the beach front may flood gardens.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Portsmouth | Tide | +4.34m | 2.54m |
| Medmerry | Tide | +1.56m | 2.86m |
| Emsworth | West Brook | +0.40m | 2.16m |
| Denmead | River Wallington | +0.25m | 33.60m |
| Crosslands Drive | River Lavant | +0.17m | 0.30m |
| Havant | Hermitage Stream | +0.13m | 5.20m |