National Network of Regional Coastal Monitoring Programmes
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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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24-05-2025 03:00 | 50.29264 | -3.61532 | 0.3 | 0.43 | 1.8 | 2.3 | 207 | 26 | 14.2 | 3.3 | 0.15 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24-05-2025 03:00 | 50.29264 | -3.61532 | 0.3 | 0.43 | 1.8 | 2.3 | 207 | 26 | 14.2 | 3.3 | 0.15 |
| 24-05-2025 02:30 | 50.29266 | -3.61532 | 0.25 | 0.48 | 1.7 | 2.5 | 204 | 24 | 14.2 | 3.8 | 0.12 |
| 24-05-2025 02:00 | 50.29270 | -3.61538 | 0.2 | 0.32 | 4.2 | 2.6 | 138 | 61 | 14.1 | 3.9 | 0.08 |
| 24-05-2025 01:30 | 50.29269 | -3.61540 | 0.19 | 0.28 | 1.7 | 2.6 | 197 | 22 | 14.1 | 3.8 | 0.07 |
| 24-05-2025 01:00 | 50.29270 | -3.61545 | 0.22 | 0.29 | 1.7 | 2.5 | 204 | 23 | 14.1 | 3.5 | 0.08 |
| 24-05-2025 00:30 | 50.29275 | -3.61560 | 0.25 | 0.34 | 2 | 2.4 | 201 | 21 | 14.1 | 3.2 | 0.1 |
| 24-05-2025 00:00 | 50.29227 | -3.61637 | 0.21 | 0.31 | 1.9 | 2.6 | 207 | 26 | 14.1 | 3.6 | 0.08 |
| 23-05-2025 23:30 | 50.29200 | -3.61635 | 0.22 | 0.3 | 4.4 | 2.8 | 132 | 51 | 14.1 | 3.8 | 0.09 |
| 23-05-2025 23:00 | 50.29193 | -3.61628 | 0.23 | 0.33 | 2.3 | 2.7 | 205 | 18 | 14.1 | 3.6 | 0.09 |
| 23-05-2025 22:30 | 50.29192 | -3.61630 | 0.21 | 0.3 | 4.6 | 3.1 | 162 | 47 | 14.2 | 4 | 0.09 |
| 23-05-2025 22:00 | 50.29196 | -3.61635 | 0.22 | 0.36 | 4.4 | 3.2 | 138 | 45 | 14.2 | 4.2 | 0.1 |
| 23-05-2025 21:30 | 50.29191 | -3.61628 | 0.23 | 0.3 | 5.3 | 3.7 | 143 | 38 | 14.3 | 4.7 | 0.12 |
| 23-05-2025 21:00 | 50.29187 | -3.61620 | 0.23 | 0.34 | 4.8 | 3.8 | 151 | 44 | 14.3 | 4.7 | 0.12 |
| 23-05-2025 20:30 | 50.29188 | -3.61613 | 0.26 | 0.4 | 4.2 | 4 | 135 | 42 | 14.3 | 4.9 | 0.16 |
| 23-05-2025 20:00 | 50.29185 | -3.61609 | 0.27 | 0.44 | 4.4 | 3.9 | 117 | 45 | 14.2 | 4.9 | 0.17 |
| 23-05-2025 19:30 | 50.29185 | -3.61603 | 0.29 | 0.43 | 4.4 | 3.7 | 131 | 48 | 14.3 | 4.7 | 0.19 |
| 23-05-2025 19:00 | 50.29184 | -3.61577 | 0.32 | 0.53 | 4.6 | 3.5 | 124 | 41 | 14.4 | 4.6 | 0.23 |
| 23-05-2025 18:30 | 50.29191 | -3.61540 | 0.35 | 0.43 | 4.4 | 3.2 | 127 | 38 | 14.4 | 4.3 | 0.26 |
| 23-05-2025 18:00 | 50.29214 | -3.61512 | 0.36 | 0.52 | 4 | 3.1 | 117 | 42 | 14.3 | 4 | 0.26 |
| 23-05-2025 17:30 | 50.29235 | -3.61506 | 0.37 | 0.6 | 4.4 | 3.1 | 101 | 39 | 14.4 | 4 | 0.27 |
| 23-05-2025 17:00 | 50.29246 | -3.61510 | 0.35 | 0.47 | 3.9 | 2.9 | 110 | 40 | 14.4 | 3.9 | 0.23 |
| 23-05-2025 16:30 | 50.29253 | -3.61515 | 0.36 | 0.52 | 4.2 | 2.8 | 96 | 40 | 14.5 | 3.8 | 0.24 |
| 23-05-2025 16:00 | 50.29258 | -3.61519 | 0.37 | 0.56 | 4 | 2.7 | 94 | 39 | 14.5 | 3.6 | 0.24 |
| 23-05-2025 15:30 | 50.29262 | -3.61525 | 0.38 | 0.55 | 3.9 | 2.7 | 110 | 36 | 14.5 | 3.6 | 0.25 |
| 23-05-2025 15:00 | 50.29266 | -3.61532 | 0.38 | 0.55 | 3.9 | 2.6 | 101 | 37 | 14.3 | 3.4 | 0.24 |
| 23-05-2025 14:30 | 50.29265 | -3.61532 | 0.38 | 0.52 | 4 | 2.6 | 106 | 34 | 14.3 | 3.4 | 0.24 |
| 23-05-2025 14:00 | 50.29264 | -3.61530 | 0.39 | 0.52 | 4 | 2.6 | 103 | 36 | 14.2 | 3.3 | 0.25 |
| 23-05-2025 13:30 | 50.29267 | -3.61534 | 0.4 | 0.62 | 4 | 2.7 | 104 | 29 | 14.3 | 3.4 | 0.27 |
| 23-05-2025 13:00 | 50.29274 | -3.61555 | 0.41 | 0.65 | 4 | 2.6 | 100 | 26 | 14.3 | 3.3 | 0.27 |
| 23-05-2025 12:30 | 50.29277 | -3.61570 | 0.43 | 0.63 | 3.9 | 2.8 | 111 | 23 | 14.3 | 3.3 | 0.3 |
| 23-05-2025 12:00 | 50.29272 | -3.61609 | 0.45 | 0.6 | 4 | 2.8 | 111 | 23 | 14.2 | 3.4 | 0.33 |
| 23-05-2025 11:30 | 50.29234 | -3.61650 | 0.4 | 0.69 | 3.9 | 2.8 | 114 | 28 | 14.1 | 3.3 | 0.26 |
| 23-05-2025 11:00 | 50.29209 | -3.61643 | 0.33 | 0.56 | 3.9 | 3.2 | 117 | 29 | 14.2 | 3.7 | 0.2 |
| 23-05-2025 10:30 | 50.29201 | -3.61639 | 0.33 | 0.5 | 4 | 3.4 | 114 | 31 | 14.3 | 3.8 | 0.21 |
| 23-05-2025 10:00 | 50.29194 | -3.61633 | 0.29 | 0.45 | 3.9 | 3.4 | 110 | 33 | 14.1 | 3.9 | 0.16 |
| 23-05-2025 09:30 | 50.29191 | -3.61628 | 0.24 | 0.45 | 4 | 3.4 | 122 | 35 | 14 | 4.3 | 0.12 |
| 23-05-2025 09:00 | 50.29192 | -3.61630 | 0.24 | 0.38 | 3.7 | 3.4 | 106 | 32 | 14.2 | 4.4 | 0.12 |
| 23-05-2025 08:30 | 50.29192 | -3.61630 | 0.23 | 0.34 | 5 | 3.5 | 159 | 49 | 14.2 | 4.6 | 0.12 |
| 23-05-2025 08:00 | 50.29192 | -3.61630 | 0.23 | 0.38 | 6.7 | 3.5 | 170 | 34 | 14.2 | 4.8 | 0.12 |
| 23-05-2025 07:30 | 50.29190 | -3.61626 | 0.22 | 0.29 | 3.5 | 3.6 | 106 | 34 | 14.1 | 4.9 | 0.12 |
| 23-05-2025 07:00 | 50.29190 | -3.61626 | 0.22 | 0.33 | 4.8 | 3.5 | 145 | 39 | 14.1 | 4.9 | 0.12 |
| 23-05-2025 06:30 | 50.29186 | -3.61615 | 0.22 | 0.31 | 4.8 | 3.7 | 125 | 37 | 14.1 | 5.2 | 0.12 |
| 23-05-2025 06:00 | 50.29184 | -3.61609 | 0.23 | 0.35 | 9.1 | 3.8 | 180 | 30 | 14 | 5.3 | 0.14 |
| 23-05-2025 05:30 | 50.29184 | -3.61598 | 0.24 | 0.41 | 7.1 | 3.7 | 162 | 30 | 14 | 5.3 | 0.15 |
| 23-05-2025 05:00 | 50.29199 | -3.61542 | 0.25 | 0.37 | 9.1 | 3.8 | 188 | 24 | 14 | 5.5 | 0.17 |
| 23-05-2025 04:30 | 50.29243 | -3.61534 | 0.24 | 0.38 | 10 | 3.5 | 190 | 28 | 14 | 5 | 0.14 |
| 23-05-2025 04:00 | 50.29258 | -3.61534 | 0.25 | 0.41 | 9.1 | 3.4 | 181 | 32 | 14.1 | 4.9 | 0.15 |
| 23-05-2025 03:30 | 50.29263 | -3.61540 | 0.27 | 0.37 | 10 | 3.2 | 174 | 35 | 14 | 4.4 | 0.16 |
| 23-05-2025 03:00 | 50.29264 | -3.61538 | 0.25 | 0.36 | 10 | 3.2 | 183 | 39 | 14 | 4.4 | 0.13 |
