Flood Alert Issued for Mansbridge and Riverside Park Along River Itchen

Source: Environment Agency · Southampton, Hampshire

This alert is no longer in effect.

Environment Agency issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this Environment Agency flood warning directly from Environment Agency's official public data feed. See our methodology for full source attribution and refresh cadence.

The Environment Agency has issued a flood alert for the Mansbridge and Riverside Park areas of Southampton due to high river levels and forecast high tides.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
Southampton, Hampshire
Issued
April 6, 2026
Issuing authority
Environment Agency

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Southampton, Hampshire.

Alert Details

The Environment Agency has issued a Flood Alert (Severity Level 3) for the Solent and South Downs area, specifically targeting Mansbridge and Riverside Park. The alert was raised on February 16, 2026, following high river levels on the River Itchen.

Affected Areas

The primary areas affected include Mansbridge and Riverside Park within the county of Hampshire and the city of Southampton. Specific locations at risk include the access road and car parking areas near the White Swan Pub and the nearby car garage. Parts of Riverside Park are also expected to experience flooding.

What You Should Do

Residents and business owners in the affected area are advised to consider activating any flood protection products they may have, including specific defenses around the White Swan Pub. The Environment Agency is currently monitoring rainfall and river levels and is liaising with Southampton City Council regarding the operation of Woodmill.

Expected Conditions

River levels are expected to reach 4.65 metres Chart Datum (1.91 mAOD). Conditions may result in water being forced up through the floor of the White Swan Pub. While the high tide at 10:45 AM on February 17 is expected to be 10cm lower than previous peaks, further heavy rain forecast for Wednesday, February 18, is expected to increase the overall flood risk.

Timeline

The alert is currently active. High tides are forecast for 10:45 PM on February 16, 2026, and 00:45 AM on February 17, 2026. A subsequent high tide is expected at 10:45 AM on February 17. The Environment Agency expects to update this message by 6:00 PM on February 17, 2026, as they monitor the increased risk forecast for Wednesday.

Original source: Environment Agency Official Notice ↗

All Flood Warnings →

Frequently Asked Questions

Common questions about this Environment Agency flood warning.

What is this Environment Agency flood warning about?
The Environment Agency has issued a flood alert for the Mansbridge and Riverside Park areas of Southampton due to high river levels and forecast high tides.
Which agency issued this alert?
This alert was issued by Environment Agency. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Southampton, Hampshire. Check with Environment Agency for the most current geographic scope.
Where can I find more Flood Warnings updates?
Browse the full Flood Warnings feed on Areazine at areazine.com/uk/floods/ for the latest updates from Environment Agency and other agencies.