National Network of Regional Coastal Monitoring Programmes
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Note that these are real-time data and are not quality-controlled.
Rhyl Flats
Latest Waves Data (Data was last updated 7 months 2 days 19 hours 43 minutes ago)
| Time (GMT) | Latitude | Longitude | Wave Height (m) | Max Wave Height (m) | Tpeak (s) | Tz (s) | Peak Direction (degrees) | Spread (degrees) | Sea Temp (°C) | Energy Period (s) | Wave Power (kW/m) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11-06-2025 18:30 | 53.38217 | -3.60508 | 0.15 | 23.63 | 1.8 | 2.4 | 1 | 39 | 15.6 | 2.9 | 0.03 |
| Date | Highest Hs 2026 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 01-01 | 0m | 2.89m | 8.00s |
