West Leigh, Crosslands Drive and Lavant Road on the Lavant Stream.
See below for historical flood warnings, or use the live map to check the latest warnings across the UK.
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.
River Lavant
High river levels are expected to cause flooding on Wednesday. Flooding is expected on 18 February 2026 from 22:00, as a lot of rain (20mm) fell earlier today. Flooding will affect property nearest to the river at Crossland Drive and New Lane. Only a small amount of rain is forecast over the next 5 days. River levels and flood risk should begin to reduce by 19/02/2026. We are checking rivers for blockages including at Crossland Drive in Havant. Activate any flood protection products you may have . Report blockages to our hotline 0800 80 70 60. This message will be updated by 7:00PM on 19 February 2026 or as the situation changes.
River Lavant
The water level in the Lavant Stream at Crosslands Drive is high and rising rapidly. In the last 6 hours, heavy and intense rain has fallen, with 35mm recorded at Walderton. This is a significant amount in a short period of time. From 22:00 this evening (16/11/22), property nearest to the river at Crosslands Drive and New Lane could flood. The heaviest rain has now cleared the area. Showery conditions will continue until later this evening and into the early hours of tomorrow morning. The river will peak at 02:00 (17/11/22). Our operational staff are en route to site and will clear the debris screen at Crossland Drive. We continue to monitor the forecast. If you have it, please install flood protection now. If you wish to view it, our river level data at Crossland Drive is displayed on www.gov.uk. This Flood Warning will be updated by 10:00 17/11/22.