River Levels

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River Levels

Langstone to Emsworth Harbour

Message issued at 2:55pm, Friday 5th December 2025

This is an archived message. The status has changed more recently.

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Flooding possible. Be prepared.

Flood alert

High tides over the next two days may lead to flooding. 
Flooding is possible for 1 hour either side of Friday evening's tide and Saturday afternoon's tide. 
Friday's tide is at 23:31 on 05/12/2025. Weather increases tide table values by 0.33 m. Total forecast tide is 5.24 metres Chart Datum (2.51mAOD) at Portsmouth. Strong Westerly Force 5 wind. Saturday's tide at 11:49 on 06/12/2025 is forecast to be 1 cm lower (2.5 mAOD). Strong Westerly Force 5 wind. Levels will be high at South Street and Queen Street Emsworth. The Ship Inn car park at Langstone will flood. Water will flow into the road at Langstone High Street, although flood depths will be relatively shallow, and flooding will only cause impacts nearest to the harbour front. 
We are closely monitoring the situation . 
Consider activating any flood protection products you may have . 
This message will be updated by 4:30PM on 06 December 2025 or as the situation changes.

Information supplied by the Environment Agency

This information last updated 2:55pm, Friday 5th December 2025.

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Most recent flood warnings and alerts for Langstone to Emsworth Harbour

Flood Warning Area Details

Coastal area from Langstone to Emsworth Harbour

Region: Solent and South Downs

Country: England

Counties covered: Hampshire, West Sussex

Watercourses covered: Langstone Harbour, Emsworth Harbour

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Langstone to Emsworth Harbour.

Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).

Other Nearby Flood Warning Locations

Langstone and Emsworth
Tidal areas at Langstone and Emsworth

No current or recent warnings.

Bridge Road, Emsworth
The West Brook at Bridge Road, Emsworth

No current or recent warnings.

West Brook at Emsworth
West Brook at Emsworth including Bridge Road, Victoria Road and St James Road

No current or recent warnings.

Crosslands Drive and West Leigh, Havant, on the Lavant Stream
West Leigh, Crosslands Drive and Lavant Road on the Lavant Stream

No current or recent warnings.

Havant Town Centre on the Lavant Stream
Eastern Road, Havant Town Centre, Park Road North and South and Brockhampton Road on the Lavant Stream

No current or recent warnings.

RiverLevels.uk is an independent website. It is not associated with the Environment Agency or any other supplier of river level information. All data used on this site is supplied under licence. For queries about the data, please contact the underlying supplier.

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