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 3 months 9 days 9 hours 21 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 31-12-2025 23:30 | - | - | - | - | - | - | - | - | - |
| 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 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 26-04-2025 00:00 | 53.38228 | -3.60628 | 14.39 | 31.02 | 25 | 17.4 | 66 | 68 | 10.3 | 19.5 | 2054.65 |
| 25-04-2025 23:30 | 53.38227 | -3.60624 | 14.64 | 29.61 | 22.2 | 15.4 | 63 | 70 | 10.3 | 19.5 | 1697.03 |
| 25-04-2025 23:00 | 53.38221 | -3.60622 | 13.31 | 30.88 | 22.2 | 14.8 | 13 | 65 | 10.3 | 19.5 | 1860.11 |
| 25-04-2025 22:30 | 53.38214 | -3.60615 | 13.93 | 30.63 | 22.2 | 15.4 | 39 | 76 | 10.2 | 20 | 2232.98 |
| 25-04-2025 22:00 | 53.38212 | -3.60547 | 15.09 | - | 22.2 | 15.4 | 196 | 77 | - | 20.1 | 2009.76 |
| 25-04-2025 21:30 | 53.38211 | -3.60517 | 14.27 | 29.76 | 25 | 15.4 | 322 | 69 | 10.3 | 18.8 | 1161.57 |
| 25-04-2025 21:00 | 53.38209 | -3.60463 | 11.22 | 28.84 | 20 | 13.8 | 25 | 78 | 10.3 | 19.7 | 2003.86 |
| 25-04-2025 20:30 | 53.38206 | -3.60459 | 14.41 | - | 22.2 | 14.3 | 342 | 81 | 10.3 | 19.6 | 1999.01 |
| 25-04-2025 20:00 | 53.38209 | -3.60455 | 14.41 | - | 28.6 | 14.3 | 72 | 72 | 10.3 | 19.5 | 2140.79 |
| 25-04-2025 19:30 | 53.38206 | -3.60452 | 14.94 | 29.14 | 25 | 14.8 | 308 | 76 | 10.3 | 20.2 | 2340.56 |
| 25-04-2025 19:00 | 53.38210 | -3.60448 | 15.37 | 30.24 | 28.6 | 15.4 | 177 | 78 | 10.3 | 3.4 | 0.09 |
| 25-04-2025 18:30 | 53.38207 | -3.60448 | 0.23 | 32.22 | 3 | 2.8 | 100 | 32 | 10.3 | 3.2 | 0.08 |
| 25-04-2025 18:00 | 53.38207 | -3.60446 | 0.23 | 0.32 | 2.7 | 2.7 | 114 | 33 | 10.3 | 3.3 | 0.09 |
| 25-04-2025 17:30 | 53.38209 | -3.60448 | 0.24 | 0.36 | 2.9 | 2.7 | 93 | 45 | 10.4 | 4 | 0.14 |
| 25-04-2025 17:00 | 53.38213 | -3.60450 | 0.27 | 0.43 | 8.3 | 2.8 | 347 | 17 | 10.5 | 3.1 | 0.11 |
| 25-04-2025 16:30 | 53.38224 | -3.60512 | 0.27 | 0.37 | 2.4 | 2.5 | 124 | 39 | 10.7 | 2.8 | 0.11 |
| 25-04-2025 16:00 | 53.38240 | -3.60551 | 0.29 | 0.46 | 2.8 | 2.4 | 69 | 21 | 10.8 | 2.6 | 0.12 |
| 25-04-2025 15:30 | 53.38244 | -3.60603 | 0.3 | 0.43 | 2.1 | 2.3 | 121 | 39 | 10.8 | 2.8 | 0.12 |
| 25-04-2025 15:00 | 53.38241 | -3.60611 | 0.3 | 0.41 | 2 | 2.2 | 127 | 47 | 10.8 | 2.6 | 0.13 |
| 25-04-2025 14:30 | 53.38239 | -3.60615 | 0.32 | 0.4 | 2 | 2.2 | 122 | 41 | 10.8 | 2.4 | 0.14 |
| 25-04-2025 14:00 | 53.38234 | -3.60622 | 0.34 | 0.52 | 1.9 | 2.1 | 131 | 32 | 10.8 | 2.6 | 0.15 |
| 25-04-2025 13:30 | 53.38232 | -3.60622 | 0.34 | 0.55 | 1.9 | 2.2 | 118 | 34 | 10.6 | 2.4 | 0.19 |
| 25-04-2025 13:00 | 53.38232 | -3.60624 | 0.4 | 0.52 | 2.1 | 2.2 | 103 | 41 | 10.5 | 22.5 | 804.23 |
| 25-04-2025 12:30 | 53.38230 | -3.60628 | 8.54 | 0.55 | 28.6 | 17.4 | 52 | 78 | 10.4 | 21.2 | 3066.22 |
| 25-04-2025 12:19 | 53.38226 | -3.60620 | - | 0.64 | 20 | 15.4 | 339 | 72 | 10.3 | 19.9 | 1797.8 |
| 25-04-2025 12:00 | 17.19 | - | 25 | 16.7 | 245 | 75 | 10.3 | - | - | ||
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