National Network of Regional Coastal Monitoring Programmes
« Return to map for other wave, tide and met stations.
Note that these are real-time data and are not quality-controlled.
Start Bay
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15-05-2025 14:30 | 50.29194 | -3.61635 | 0.46 | 0.67 | 6.3 | 3.7 | 89 | 22 | 13.6 | 4.5 | 0.47 |
| Date | Highest Hs 2025 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 26-01 | 4.2m | 2.98m | 12.50s |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15-05-2025 14:30 | 50.29194 | -3.61635 | 0.46 | 0.67 | 6.3 | 3.7 | 89 | 22 | 13.6 | 4.5 | 0.47 |
| 15-05-2025 14:00 | 50.29190 | -3.61633 | 0.49 | 0.78 | 5.9 | 3.7 | 89 | 24 | 13.7 | 4.6 | 0.54 |
| 15-05-2025 13:30 | 50.29192 | -3.61637 | 0.55 | 0.85 | 5.6 | 3.8 | 97 | 25 | 13.9 | 4.7 | 0.7 |
| 15-05-2025 13:00 | 50.29192 | -3.61637 | 0.58 | 1.09 | 6.3 | 3.9 | 93 | 17 | 13.9 | 4.8 | 0.8 |
| 15-05-2025 12:30 | 50.29192 | -3.61635 | 0.57 | 0.9 | 6.7 | 3.9 | 91 | 17 | 13.8 | 4.9 | 0.78 |
| 15-05-2025 12:00 | 50.29191 | -3.61633 | 0.63 | 0.92 | 5.9 | 3.8 | 93 | 18 | 13.7 | 4.8 | 0.94 |
| 15-05-2025 11:30 | 50.29192 | -3.61635 | 0.66 | 1.03 | 5.3 | 3.7 | 91 | 22 | 13.6 | 4.7 | 1 |
| 15-05-2025 11:00 | 50.29196 | -3.61639 | 0.64 | 0.96 | 5.9 | 3.7 | 90 | 18 | 13.6 | 4.7 | 0.95 |
| 15-05-2025 10:30 | 50.29200 | -3.61639 | 0.66 | 1.13 | 5.9 | 3.9 | 93 | 19 | 13.5 | 4.8 | 1.03 |
| 15-05-2025 10:00 | 50.29211 | -3.61648 | 0.61 | 0.98 | 5.6 | 3.7 | 89 | 27 | 13.4 | 4.6 | 0.84 |
| 15-05-2025 09:30 | 50.29252 | -3.61637 | 0.56 | 0.88 | 5.3 | 3.6 | 90 | 25 | 13.4 | 4.4 | 0.68 |
| 15-05-2025 09:00 | 50.29270 | -3.61596 | 0.57 | 0.85 | 4 | 3.4 | 77 | 21 | 13.3 | 4.1 | 0.66 |
| 15-05-2025 08:30 | 50.29273 | -3.61568 | 0.54 | 0.77 | 5.9 | 3.3 | 93 | 22 | 13.3 | 4 | 0.57 |
| 15-05-2025 08:00 | 50.29272 | -3.61555 | 0.51 | 0.76 | 3.7 | 3.2 | 68 | 23 | 13.3 | 3.9 | 0.49 |
| 15-05-2025 07:30 | 50.29270 | -3.61549 | 0.49 | 0.77 | 3.9 | 3.2 | 59 | 31 | 13.3 | 3.8 | 0.45 |
| 15-05-2025 07:00 | 50.29270 | -3.61545 | 0.49 | 0.72 | 3.7 | 3.2 | 68 | 27 | 13.2 | 3.7 | 0.44 |
| 15-05-2025 06:30 | 50.29271 | -3.61545 | 0.46 | 0.78 | 3.7 | 3 | 72 | 29 | 13.2 | 3.6 | 0.37 |
| 15-05-2025 06:00 | 50.29272 | -3.61545 | 0.46 | 0.66 | 3.1 | 3 | 73 | 27 | 13.2 | 3.5 | 0.36 |
| 15-05-2025 05:30 | 50.29271 | -3.61553 | 0.42 | 0.59 | 2.8 | 2.7 | 80 | 24 | 13.1 | 3.2 | 0.28 |
| 15-05-2025 05:00 | 50.29275 | -3.61575 | 0.39 | 0.59 | 2.9 | 2.6 | 83 | 26 | 13.1 | 3.2 | 0.24 |
| 15-05-2025 04:30 | 50.29250 | -3.61643 | 0.33 | 0.39 | 2.4 | 2.5 | 82 | 21 | 13.1 | 3.3 | 0.17 |
| 15-05-2025 04:00 | 50.29203 | -3.61645 | 0.32 | 0.46 | 2.1 | 2.4 | 72 | 15 | 13.1 | 3 | 0.15 |
| 15-05-2025 03:30 | 50.29199 | -3.61641 | 0.22 | 0.35 | 4.2 | 2.9 | 106 | 45 | 13.2 | 4.2 | 0.1 |
| 15-05-2025 03:00 | 50.29191 | -3.61637 | 0.2 | 0.37 | 4.2 | 3.7 | 111 | 32 | 13.2 | 4.9 | 0.1 |
| 15-05-2025 02:30 | 50.29190 | -3.61633 | 0.2 | 0.3 | 3.9 | 3.7 | 100 | 29 | 13.3 | 4.9 | 0.1 |
| 15-05-2025 02:00 | 50.29190 | -3.61635 | 0.2 | 0.3 | 13.3 | 3.8 | 135 | 70 | 13.3 | 5.4 | 0.11 |
| 15-05-2025 01:30 | 50.29187 | -3.61626 | 0.22 | 0.31 | 14.3 | 3.7 | 200 | 65 | 13.3 | 5.4 | 0.13 |
| 15-05-2025 01:00 | 50.29188 | -3.61630 | 0.23 | 0.32 | 14.3 | 3.7 | 231 | 62 | 13.3 | 5.4 | 0.14 |
| 15-05-2025 00:30 | 50.29188 | -3.61626 | 0.22 | 0.3 | 14.3 | 3.7 | 208 | 51 | 13.3 | 5.4 | 0.13 |
| 15-05-2025 00:00 | 50.29186 | -3.61622 | 0.23 | 0.35 | 13.3 | 3.7 | 233 | 62 | 13.4 | 5.5 | 0.14 |
| 14-05-2025 23:30 | 50.29183 | -3.61611 | 0.24 | 0.36 | 13.3 | 3.8 | 174 | 72 | 13.5 | 5.8 | 0.16 |
| 14-05-2025 23:00 | 50.29183 | -3.61600 | 0.26 | 0.37 | 14.3 | 3.9 | 229 | 41 | 13.7 | 5.9 | 0.19 |
| 14-05-2025 22:30 | 50.29183 | -3.61592 | 0.25 | 0.39 | 3.7 | 3.7 | 106 | 27 | 13.7 | 5.1 | 0.16 |
| 14-05-2025 22:00 | 50.29182 | -3.61583 | 0.26 | 0.34 | 3.6 | 3.7 | 98 | 28 | 13.6 | 5 | 0.17 |
| 14-05-2025 21:30 | 50.29185 | -3.61551 | 0.26 | 0.38 | 3.7 | 3.7 | 104 | 31 | 13.7 | 5 | 0.17 |
| 14-05-2025 21:00 | 50.29211 | -3.61517 | 0.26 | 0.44 | 3.5 | 3.8 | 87 | 32 | 13.6 | 5 | 0.17 |
| 14-05-2025 20:30 | 50.29238 | -3.61506 | 0.26 | 0.39 | 3.6 | 3.7 | 87 | 39 | 13.8 | 4.9 | 0.16 |
| 14-05-2025 20:00 | 50.29258 | -3.61517 | 0.25 | 0.36 | 3.7 | 3.5 | 91 | 38 | 13.8 | 4.8 | 0.15 |
| 14-05-2025 19:30 | 50.29266 | -3.61536 | 0.27 | 0.39 | 3.7 | 3.4 | 89 | 40 | 13.4 | 4.4 | 0.16 |
| 14-05-2025 19:00 | 50.29270 | -3.61538 | 0.29 | 0.54 | 3.6 | 3.3 | 104 | 47 | 13.5 | 4.2 | 0.17 |
| 14-05-2025 18:30 | 50.29273 | -3.61540 | 0.32 | 0.49 | 4 | 3.4 | 86 | 29 | 13.5 | 4.2 | 0.21 |
| 14-05-2025 18:00 | 50.29274 | -3.61538 | 0.3 | 0.47 | 3.9 | 3.3 | 93 | 30 | 13.5 | 4.1 | 0.18 |
| 14-05-2025 17:30 | 50.29274 | -3.61540 | 0.3 | 0.44 | 3.9 | 3.3 | 98 | 33 | 13.6 | 3.9 | 0.17 |
| 14-05-2025 17:00 | 50.29273 | -3.61549 | 0.3 | 0.53 | 3.7 | 3.2 | 108 | 24 | 13.5 | 3.9 | 0.17 |
| 14-05-2025 16:30 | 50.29276 | -3.61579 | 0.27 | 0.4 | 3.3 | 3.1 | 100 | 28 | 13.4 | 3.9 | 0.14 |
| 14-05-2025 16:00 | 50.29227 | -3.61650 | 0.28 | 0.41 | 3.5 | 3.1 | 122 | 32 | 13.4 | 3.8 | 0.15 |
| 14-05-2025 15:30 | 50.29205 | -3.61641 | 0.27 | 0.39 | 3.2 | 3.1 | 104 | 40 | 13.4 | 4.1 | 0.15 |
| 14-05-2025 15:00 | 50.29198 | -3.61637 | 0.27 | 0.47 | 3.2 | 3.1 | 111 | 36 | 13.4 | 4.1 | 0.15 |
| 14-05-2025 14:30 | 50.29190 | -3.61628 | 0.28 | 0.41 | 3.6 | 3.1 | 122 | 28 | 13.3 | 3.9 | 0.15 |
| 14-05-2025 14:00 | 50.29192 | -3.61637 | 0.27 | 0.44 | 3.1 | 3.1 | 101 | 39 | 13.5 | 4.1 | 0.15 |
