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
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19-03-2025 12:30 | 53.38210 | -3.60457 | 0.4 | 0.6 | 3.7 | 3.1 | 77 | 24 | 7.3 | 3.4 | 0.26 |
| Date | Highest Hs 2025 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 24-01 | 2.6m | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19-03-2025 12:30 | 53.38210 | -3.60457 | 0.4 | 0.6 | 3.7 | 3.1 | 77 | 24 | 7.3 | 3.4 | 0.26 |
| 19-03-2025 12:00 | 53.38211 | -3.60452 | 0.38 | 0.59 | 3.9 | 3.1 | 82 | 27 | 7.3 | 3.4 | 0.24 |
| 19-03-2025 11:30 | 53.38209 | -3.60450 | 0.36 | 0.51 | 3.7 | 3.1 | 79 | 27 | 7.3 | 3.4 | 0.22 |
| 19-03-2025 11:00 | 53.38211 | -3.60448 | 0.31 | 0.58 | 3.6 | 3 | 82 | 33 | 7.2 | 3.3 | 0.16 |
| 19-03-2025 10:30 | 53.38214 | -3.60450 | 0.26 | 0.54 | 3.6 | 3 | 80 | 33 | 7.2 | 3.4 | 0.11 |
| 19-03-2025 10:00 | 53.38213 | -3.60450 | 0.29 | 0.4 | 3.5 | 2.9 | 86 | 29 | 7.2 | 3.2 | 0.13 |
| 19-03-2025 09:30 | 53.38214 | -3.60452 | 0.31 | 0.49 | 3.2 | 2.7 | 79 | 21 | 7.2 | 3.1 | 0.15 |
| 19-03-2025 09:00 | 53.38224 | -3.60455 | 0.35 | 0.48 | 3 | 2.6 | 65 | 18 | 7.1 | 2.9 | 0.18 |
| 19-03-2025 08:30 | 53.38247 | -3.60482 | 0.38 | 0.52 | 2.4 | 2.4 | 127 | 27 | 7.1 | 2.7 | 0.19 |
| 19-03-2025 08:00 | 53.38249 | -3.60590 | 0.38 | 0.59 | 2.4 | 2.3 | 128 | 29 | 7.1 | 2.6 | 0.18 |
| 19-03-2025 07:30 | 53.38246 | -3.60611 | 0.37 | 0.58 | 2 | 2.2 | 125 | 31 | 7.1 | 2.5 | 0.17 |
| 19-03-2025 07:00 | 53.38240 | -3.60620 | 0.34 | 0.54 | 1.9 | 2.1 | 120 | 32 | 7.1 | 2.4 | 0.14 |
| 19-03-2025 06:30 | 53.38236 | -3.60622 | 0.32 | 0.54 | 1.9 | 2.1 | 125 | 30 | 7.1 | 2.4 | 0.12 |
| 19-03-2025 06:00 | 53.38235 | -3.60624 | 0.29 | 0.49 | 1.8 | 2.1 | 131 | 31 | 7.1 | 2.6 | 0.11 |
| 19-03-2025 05:30 | 53.38235 | -3.60624 | 0.33 | 0.42 | 1.8 | 2.2 | 132 | 42 | 7.2 | 2.6 | 0.14 |
| 19-03-2025 05:00 | 53.38233 | -3.60624 | 0.35 | 0.5 | 1.8 | 2.2 | 110 | 39 | 7.2 | 2.6 | 0.16 |
| 19-03-2025 04:30 | 53.38233 | -3.60624 | 0.36 | 0.48 | 2.3 | 2.2 | 86 | 27 | 7.2 | 2.6 | 0.17 |
| 19-03-2025 04:00 | 53.38231 | -3.60626 | 0.42 | 0.45 | 2.7 | 2.3 | 69 | 24 | 7.2 | 2.6 | 0.23 |
| 19-03-2025 03:30 | 53.38230 | -3.60624 | 0.46 | 0.59 | 2.1 | 2.3 | 90 | 25 | 7.2 | 2.6 | 0.27 |
| 19-03-2025 03:00 | 53.38229 | -3.60624 | 0.49 | 0.79 | 3.2 | 2.4 | 61 | 29 | 7.2 | 2.7 | 0.32 |
| 19-03-2025 02:30 | 53.38228 | -3.60618 | 0.52 | 0.68 | 3.2 | 2.5 | 70 | 24 | 7.2 | 2.8 | 0.38 |
| 19-03-2025 02:00 | 53.38229 | -3.60611 | 0.55 | 0.9 | 3.6 | 2.7 | 70 | 27 | 7.2 | 3 | 0.45 |
| 19-03-2025 01:30 | 53.38231 | -3.60555 | 0.56 | 0.98 | 3.5 | 2.8 | 76 | 25 | 7.3 | 3.1 | 0.48 |
| 19-03-2025 01:00 | 53.38216 | -3.60470 | 0.57 | 0.8 | 3.6 | 2.9 | 76 | 20 | 7.3 | 3.2 | 0.51 |
| 19-03-2025 00:30 | 53.38211 | -3.60459 | 0.56 | 0.84 | 3.6 | 3 | 80 | 21 | 7.3 | 3.3 | 0.5 |
| 19-03-2025 00:00 | 53.38209 | -3.60457 | 0.53 | 1.07 | 3.5 | 3 | 89 | 20 | 7.3 | 3.2 | 0.44 |
| 18-03-2025 23:30 | 53.38210 | -3.60455 | 0.44 | 0.83 | 3.3 | 2.9 | 91 | 31 | 7.3 | 3.2 | 0.3 |
| 18-03-2025 23:00 | 53.38211 | -3.60448 | 0.38 | 0.75 | 3.1 | 2.9 | 82 | 19 | 7.3 | 3.1 | 0.22 |
| 18-03-2025 22:30 | 53.38212 | -3.60446 | 0.32 | 0.64 | 3.1 | 2.8 | 70 | 30 | 7.3 | 3 | 0.15 |
| 18-03-2025 22:00 | 53.38211 | -3.60448 | 0.29 | 0.56 | 3.3 | 2.8 | 66 | 30 | 7.3 | 3.1 | 0.13 |
| 18-03-2025 21:30 | 53.38210 | -3.60450 | 0.27 | 0.45 | 2.9 | 2.6 | 58 | 29 | 7.3 | 3 | 0.11 |
| 18-03-2025 21:00 | 53.38216 | -3.60455 | 0.24 | 0.57 | 2.9 | 2.6 | 62 | 26 | 7.3 | 3 | 0.09 |
| 18-03-2025 20:30 | 53.38221 | -3.60457 | 0.27 | 0.33 | 2.9 | 2.5 | 58 | 22 | 7.3 | 3 | 0.11 |
| 18-03-2025 20:00 | 53.38244 | -3.60583 | 0.29 | 0.41 | 2.8 | 2.5 | 59 | 30 | 7.3 | 2.9 | 0.12 |
| 18-03-2025 19:30 | 53.38239 | -3.60607 | 0.33 | 0.4 | 2.6 | 2.4 | 59 | 26 | 7.3 | 2.9 | 0.15 |
| 18-03-2025 19:00 | 53.38238 | -3.60615 | 0.37 | 0.51 | 2.7 | 2.4 | 55 | 39 | 7.3 | 2.7 | 0.18 |
| 18-03-2025 18:30 | 53.38235 | -3.60618 | 0.43 | 0.59 | 2.5 | 2.4 | 91 | 31 | 7.3 | 2.6 | 0.24 |
| 18-03-2025 18:00 | 53.38233 | -3.60620 | 0.47 | 0.66 | 2.3 | 2.3 | 96 | 33 | 7.3 | 2.5 | 0.27 |
| 18-03-2025 17:30 | 53.38234 | -3.60620 | 0.47 | 0.75 | 2.5 | 2.3 | 84 | 25 | 7.3 | 2.5 | 0.27 |
| 18-03-2025 17:00 | 53.38234 | -3.60620 | 0.48 | 0.82 | 2.6 | 2.3 | 93 | 33 | 7.3 | 2.6 | 0.29 |
| 18-03-2025 16:30 | 53.38234 | -3.60622 | 0.52 | 0.68 | 2.6 | 2.4 | 96 | 31 | 7.3 | 2.7 | 0.36 |
| 18-03-2025 16:00 | 53.38232 | -3.60622 | 0.54 | 0.73 | 2.6 | 2.4 | 97 | 28 | 7.3 | 2.7 | 0.39 |
| 18-03-2025 15:30 | 53.38231 | -3.60624 | 0.61 | 0.76 | 2.6 | 2.5 | 77 | 25 | 7.4 | 2.8 | 0.5 |
| 18-03-2025 15:00 | 53.38230 | -3.60622 | 0.59 | 0.79 | 2.9 | 2.5 | 84 | 26 | 7.4 | 2.8 | 0.48 |
| 18-03-2025 14:30 | 53.38228 | -3.60620 | 0.59 | 0.87 | 2.9 | 2.6 | 87 | 21 | 7.4 | 2.9 | 0.5 |
| 18-03-2025 14:00 | 53.38228 | -3.60618 | 0.56 | 0.93 | 3 | 2.6 | 84 | 24 | 7.4 | 2.9 | 0.45 |
| 18-03-2025 13:30 | 53.38219 | -3.60611 | 0.55 | 0.85 | 2.8 | 2.6 | 96 | 20 | 7.3 | 2.9 | 0.43 |
| 18-03-2025 13:00 | 53.38202 | -3.60510 | 0.48 | 0.88 | 2.7 | 2.6 | 97 | 24 | 7.3 | 2.9 | 0.33 |
| 18-03-2025 12:30 | 53.38207 | -3.60463 | 0.46 | 0.69 | 3.2 | 2.7 | 80 | 29 | 7.3 | 3 | 0.31 |
| 18-03-2025 12:00 | 53.38207 | -3.60459 | 0.49 | 0.69 | 3.3 | 2.9 | 84 | 25 | 7.3 | 3.1 | 0.37 |
