Flood Alert Issued for Tidal Fal Estuary in Cornwall
This alert is no longer in effect.
Environment Agency issued it on May 18, 2026, 3 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.
A flood alert is in effect for the Tidal Fal Estuary due to high tides that may cause flooding from 17:00 to 21:00 on Monday.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Cornwall
- Issued
- May 18, 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 3 months ago; use the issuing agency's live warning service for current conditions in Cornwall.
Alert Details
The Environment Agency has issued a Flood Alert (severity: Flood alert, level 3) for the Tidal Fal Estuary. The alert was raised at 11:30 on 18 May 2026.
Affected Areas
The alert covers low-lying areas in Falmouth, Penryn, Flushing, Mylor Bridge, the A39 at Perranarworthal, Devoran, Calenick, Truro and the A390 at Tresillian in Cornwall.
What You Should Do
Avoid coastal roads and low-lying roads near rivers which may be flooded. Residents should monitor conditions closely.
Expected Conditions
High tide at Falmouth is forecast at 19:13 with a total level of 2.51mAOD. Tide levels along the coast are expected to be 0.2 to 0.3 metres above tide table level. Strong Force 5 southerly winds and offshore wave heights over 1.3m are forecast during the high tide.
Timeline
Flooding is possible from 17:00 to 21:00 on Monday 18 May 2026. Coastal conditions are expected to ease for Tuesday morning’s high tide. The message will be updated by 11:00 on 19 May 2026 or as the situation changes.
Original source: Environment Agency Official Notice ↗
Related Flood Warnings
All Flood Warnings →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this Environment Agency flood warning: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,028 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to May 18, 2026.
Frequently Asked Questions
Common questions about this Environment Agency flood warning.