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 6 months 12 days 17 hours 2 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 25-04-2025 00:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 23:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 23:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 22:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 22:00 | 53.38226 | -3.60620 | - | 29.49 | - | - | - | - | - | 19.9 | 1797.8 |
| 24-04-2025 21:30 | 53.38217 | -3.60613 | 13.57 | - | 20 | 15.4 | 339 | 72 | 10.2 | 20.5 | 2271.47 |
| 24-04-2025 21:00 | 53.38218 | -3.60510 | 15.04 | 30.08 | 28.6 | 15.4 | 172 | 76 | 10.2 | 19.9 | 4564.22 |
| 24-04-2025 20:30 | 53.38209 | -3.60463 | 21.62 | 31.37 | 22.2 | 14.8 | 190 | 71 | 10.2 | 18.7 | 376.44 |
| 24-04-2025 20:00 | 53.38209 | -3.60463 | 6.4 | 31.74 | 25 | 14.3 | 103 | 37 | 10.2 | 18.7 | 376.44 |
| 24-04-2025 19:30 | 53.38210 | -3.60461 | 6.4 | 32.65 | 25 | 14.3 | 103 | 37 | 10.2 | 3.1 | 0.1 |
| 24-04-2025 19:00 | 53.38210 | -3.60457 | 0.25 | 0.34 | 3 | 2.8 | 79 | 32 | 10.2 | 3.2 | 0.1 |
| 24-04-2025 18:30 | 53.38209 | -3.60455 | 0.25 | 0.37 | 3 | 2.8 | 86 | 33 | 10.3 | 3.3 | 0.11 |
| 24-04-2025 18:00 | 53.38207 | -3.60452 | 0.26 | 0.33 | 2.9 | 2.9 | 91 | 32 | 10.3 | 3.5 | 0.12 |
| 24-04-2025 17:30 | 53.38205 | -3.60455 | 0.26 | 0.39 | 3.1 | 3 | 98 | 28 | 10.4 | 4.1 | 0.14 |
| 24-04-2025 17:00 | 53.38206 | -3.60455 | 0.26 | 0.42 | 3 | 3 | 90 | 31 | 10.4 | 3.2 | 0.1 |
| 24-04-2025 16:30 | 53.38200 | -3.60463 | 0.25 | 0.38 | 3 | 2.8 | 84 | 26 | 10.5 | 3 | 0.11 |
| 24-04-2025 16:00 | 53.38211 | -3.60528 | 0.27 | 0.39 | 2.9 | 2.7 | 89 | 21 | 10.6 | 2.9 | 0.16 |
| 24-04-2025 15:30 | 53.38213 | -3.60596 | 0.34 | 0.42 | 2.9 | 2.6 | 80 | 22 | 10.6 | 2.8 | 0.24 |
| 24-04-2025 15:00 | 53.38227 | -3.60615 | 0.42 | 0.53 | 2.5 | 2.5 | 77 | 21 | 10.7 | 2.6 | 0.19 |
| 24-04-2025 14:30 | 53.38230 | -3.60620 | 0.39 | 0.56 | 2.6 | 2.4 | 79 | 24 | 10.7 | 2.5 | 0.2 |
| 24-04-2025 14:00 | 53.38232 | -3.60622 | 0.41 | 0.58 | 2.4 | 2.3 | 89 | 20 | 10.6 | 2.5 | 0.2 |
| 24-04-2025 13:30 | 53.38230 | -3.60624 | 0.4 | 0.54 | 2.6 | 2.3 | 77 | 25 | 10.5 | 2.5 | 0.3 |
| 24-04-2025 13:00 | 53.38232 | -3.60626 | 0.49 | 0.65 | 2.7 | 2.4 | 86 | 26 | 10.4 | 2.6 | 0.36 |
| 24-04-2025 12:30 | 53.38232 | -3.60628 | 0.53 | 0.75 | 2.6 | 2.4 | 74 | 21 | 10.4 | 2.6 | 0.36 |
| 24-04-2025 12:00 | 53.38233 | -3.60628 | 0.53 | 0.82 | 2.9 | 2.4 | 76 | 28 | 10.3 | 2.6 | 0.34 |
| 24-04-2025 11:30 | 53.38236 | -3.60631 | 0.52 | 0.77 | 2.7 | 2.4 | 89 | 30 | 10.3 | 2.5 | 0.32 |
| 24-04-2025 11:00 | 53.38233 | -3.60633 | 0.51 | 0.71 | 2.7 | 2.3 | 83 | 30 | 10.3 | 2.5 | 0.28 |
| 24-04-2025 10:30 | 53.38230 | -3.60631 | 0.48 | 0.76 | 2.6 | 2.3 | 72 | 21 | 10.5 | 2.5 | 0.24 |
| 24-04-2025 10:00 | 53.38231 | -3.60626 | 0.44 | 0.67 | 2.8 | 2.3 | 66 | 24 | 10.3 | 2.7 | 0.26 |
| 24-04-2025 09:30 | 53.38225 | -3.60624 | 0.44 | 0.55 | 2.6 | 2.4 | 77 | 28 | 10.2 | 20.3 | 3425.28 |
| 24-04-2025 09:00 | 53.38220 | -3.60530 | 18.53 | 30.91 | 22.2 | 16 | 48 | 73 | 10.2 | 19.9 | 2928.79 |
| 24-04-2025 08:30 | 53.38234 | -3.60611 | 17.3 | 31.06 | 25 | 15.4 | 66 | 69 | 10.2 | 19.1 | 3168.46 |
| 24-04-2025 08:00 | 53.38234 | -3.60611 | - | 27.74 | - | - | - | - | - | 19.1 | 3168.46 |
| 24-04-2025 07:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 07:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 06:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 06:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 05:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 05:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 04:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 04:00 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 03:30 | - | - | - | - | - | - | - | - | - | ||
| 24-04-2025 03:00 | 53.38234 | -3.60611 | - | 28.13 | - | - | - | - | - | 19.1 | 3168.46 |
| 24-04-2025 02:30 | 53.38233 | -3.60615 | 18.37 | - | 22.2 | 14.8 | 68 | 59 | 10.3 | 19.6 | 2952.33 |
| 24-04-2025 02:00 | 53.38232 | -3.60620 | 17.54 | 31.67 | 22.2 | 14.8 | 70 | 66 | 10.3 | 19.9 | 2548.89 |
| 24-04-2025 01:30 | 53.38231 | -3.60622 | 16.17 | 30.64 | 22.2 | 14.8 | 46 | 76 | 10.3 | 19.7 | 2099.98 |
| 24-04-2025 01:00 | 53.38232 | -3.60624 | 14.73 | 30.36 | 22.2 | 14.8 | 38 | 68 | 10.3 | 20.3 | 3338.17 |
| 24-04-2025 00:30 | 53.38234 | -3.60620 | 18.33 | 27.94 | 22.2 | 16 | 48 | 63 | - | 19.4 | 3105.86 |
| 24-04-2025 00:00 | 53.38229 | -3.60620 | 18.08 | 29.28 | 25 | 14.8 | 353 | 69 | - | 18.7 | 2819.16 |
