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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15-05-2025 15:00 | 50.29192 | -3.61639 | 0.42 | 0.63 | 6.3 | 3.6 | 89 | 27 | 13.7 | 4.5 | 0.39 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24-05-2024 00:00 | 50.29186 | -3.61603 | 0.21 | 0.28 | 8.3 | 5.3 | 163 | 42 | 13.6 | 7 | 0.15 |
| 23-05-2024 23:30 | 50.29185 | -3.61596 | 0.24 | 0.36 | 7.7 | 5.3 | 169 | 36 | 13.5 | 6.8 | 0.19 |
| 23-05-2024 23:00 | 50.29182 | -3.61590 | 0.25 | 0.35 | 7.1 | 5.3 | 166 | 28 | 13.6 | 6.8 | 0.21 |
| 23-05-2024 22:30 | 50.29182 | -3.61585 | 0.26 | 0.39 | 8.3 | 4.9 | 166 | 30 | 13.7 | 6.7 | 0.22 |
| 23-05-2024 22:00 | 50.29182 | -3.61579 | 0.28 | 0.41 | 6.7 | 5.1 | 165 | 27 | 13.8 | 6.8 | 0.26 |
| 23-05-2024 21:30 | 50.29181 | -3.61579 | 0.3 | 0.47 | 6.7 | 5.3 | 172 | 25 | 13.8 | 6.8 | 0.3 |
| 23-05-2024 21:00 | 50.29182 | -3.61570 | 0.29 | 0.46 | 6.7 | 5.1 | 174 | 26 | 13.8 | 6.7 | 0.27 |
| 23-05-2024 20:30 | 50.29181 | -3.61551 | 0.3 | 0.47 | 7.7 | 5.1 | 179 | 29 | 13.8 | 6.5 | 0.29 |
| 23-05-2024 20:00 | 50.29186 | -3.61530 | 0.31 | 0.45 | 7.1 | 5.1 | 176 | 25 | 13.8 | 6.4 | 0.3 |
| 23-05-2024 19:30 | 50.29215 | -3.61497 | 0.3 | 0.44 | 5.9 | 4.7 | 169 | 30 | 13.7 | 6.2 | 0.27 |
| 23-05-2024 19:00 | 50.29233 | -3.61497 | 0.31 | 0.43 | 6.7 | 4.5 | 179 | 25 | 13.7 | 6.1 | 0.29 |
| 23-05-2024 18:30 | 50.29255 | -3.61510 | 0.28 | 0.42 | 6.7 | 4.4 | 173 | 27 | 13.7 | 6.1 | 0.23 |
| 23-05-2024 18:00 | 50.29253 | -3.61510 | 0.27 | 0.37 | 9.1 | 4.5 | 172 | 53 | 13.6 | 6.2 | 0.22 |
| 23-05-2024 17:30 | 50.29255 | -3.61515 | 0.24 | 0.34 | 10 | 4.6 | 174 | 69 | 13.6 | 6.1 | 0.17 |
| 23-05-2024 17:00 | 50.29257 | -3.61515 | 0.22 | 0.35 | 8.3 | 4.5 | 181 | 41 | 13.7 | 6.1 | 0.15 |
| 23-05-2024 16:30 | 50.29259 | -3.61519 | 0.21 | 0.39 | 10 | 4.4 | 180 | 70 | 13.7 | 6.4 | 0.14 |
| 23-05-2024 16:00 | 50.29259 | -3.61523 | 0.2 | 0.37 | 9.1 | 4.1 | 187 | 57 | 13.7 | 6.3 | 0.12 |
| 23-05-2024 15:30 | 50.29242 | -3.61506 | 0.19 | 0.3 | 10 | 4.7 | 177 | 42 | 13.6 | 6.6 | 0.12 |
| 23-05-2024 15:00 | 50.29206 | -3.61598 | 0.19 | 0.28 | 9.1 | 4.7 | 179 | 65 | 13.7 | 6.4 | 0.11 |
| 23-05-2024 14:30 | 50.29192 | -3.61609 | 0.18 | 0.33 | 9.1 | 4.7 | 156 | 55 | 13.7 | 6.9 | 0.11 |
| 23-05-2024 14:00 | 50.29191 | -3.61609 | 0.19 | 0.3 | 10 | 4.7 | 200 | 60 | 13.7 | 7.2 | 0.13 |
| 23-05-2024 13:30 | 50.29188 | -3.61605 | 0.19 | 0.3 | 10.5 | 4.8 | 146 | 58 | 13.9 | 7.4 | 0.13 |
| 23-05-2024 13:00 | 50.29189 | -3.61605 | 0.2 | 0.34 | 9.1 | 4.5 | 159 | 58 | 13.6 | 7.2 | 0.14 |
| 23-05-2024 12:30 | 50.29188 | -3.61607 | 0.21 | 0.33 | 8.3 | 4.3 | 138 | 59 | 13.6 | 7.1 | 0.15 |
| 23-05-2024 12:00 | 50.29185 | -3.61600 | 0.21 | 0.31 | 9.1 | 4.6 | 169 | 65 | 13.5 | 7 | 0.15 |
| 23-05-2024 11:30 | 50.29183 | -3.61594 | 0.24 | 0.35 | 9.1 | 5.3 | 167 | 42 | 13.7 | 7.4 | 0.21 |
| 23-05-2024 11:00 | 50.29183 | -3.61588 | 0.27 | 0.52 | 9.1 | 5.3 | 166 | 32 | 13.7 | 7.3 | 0.26 |
| 23-05-2024 10:30 | 50.29178 | -3.61579 | 0.27 | 0.37 | 10 | 5.4 | 163 | 36 | 13.7 | 7.6 | 0.27 |
| 23-05-2024 10:00 | 50.29179 | -3.61573 | 0.27 | 0.39 | 9.1 | 5.3 | 156 | 36 | 13.8 | 7.1 | 0.25 |
| 23-05-2024 09:30 | 50.29178 | -3.61568 | 0.31 | 0.49 | 9.1 | 5.2 | 169 | 34 | 13.8 | 6.9 | 0.33 |
| 23-05-2024 09:00 | 50.29176 | -3.61551 | 0.35 | 0.49 | 10 | 5.4 | 177 | 41 | 13.8 | 7.4 | 0.44 |
| 23-05-2024 08:30 | 50.29183 | -3.61532 | 0.38 | 0.58 | 9.1 | 5.4 | 176 | 24 | 13.8 | 7.1 | 0.51 |
| 23-05-2024 08:00 | 50.29191 | -3.61512 | 0.34 | 0.6 | 9.1 | 5.1 | 181 | 27 | 13.8 | 7 | 0.4 |
| 23-05-2024 07:30 | 50.29211 | -3.61497 | 0.35 | 0.51 | 8.3 | 4.9 | 181 | 24 | 13.7 | 6.7 | 0.4 |
| 23-05-2024 07:00 | 50.29238 | -3.61495 | 0.33 | 0.45 | 8.3 | 4.9 | 183 | 24 | 13.7 | 6.5 | 0.35 |
| 23-05-2024 06:30 | 50.29248 | -3.61506 | 0.29 | 0.43 | 10.5 | 4.7 | 205 | 54 | 13.7 | 6.5 | 0.27 |
| 23-05-2024 06:00 | 50.29256 | -3.61517 | 0.27 | 0.43 | 10 | 5 | 173 | 29 | 13.7 | 7.1 | 0.25 |
| 23-05-2024 05:30 | 50.29255 | -3.61515 | 0.27 | 0.4 | 9.1 | 4.9 | 184 | 36 | 13.7 | 6.8 | 0.24 |
| 23-05-2024 05:00 | 50.29256 | -3.61517 | 0.26 | 0.4 | 9.1 | 4.7 | 187 | 31 | 13.6 | 6.5 | 0.22 |
| 23-05-2024 04:30 | 50.29256 | -3.61517 | 0.25 | 0.4 | 11.8 | 4.5 | 200 | 54 | 13.6 | 6.2 | 0.19 |
| 23-05-2024 04:00 | 50.29255 | -3.61515 | 0.25 | 0.42 | 10.5 | 4.3 | 169 | 34 | 13.5 | 6.3 | 0.19 |
| 23-05-2024 03:30 | 50.29257 | -3.61515 | 0.24 | 0.3 | 10.5 | 4.4 | 184 | 35 | 13.5 | 6.4 | 0.18 |
| 23-05-2024 03:00 | 50.29246 | -3.61506 | 0.23 | 0.38 | 10.5 | 4.3 | 194 | 47 | 13.4 | 6.4 | 0.16 |
| 23-05-2024 02:30 | 50.29187 | -3.61568 | 0.25 | 0.37 | 11.8 | 4.4 | 188 | 59 | 13.4 | 6.2 | 0.19 |
| 23-05-2024 02:00 | 50.29186 | -3.61596 | 0.23 | 0.32 | 11.1 | 4.5 | 217 | 47 | 13.5 | 6.9 | 0.18 |
| 23-05-2024 01:30 | 50.29187 | -3.61603 | 0.22 | 0.34 | 11.1 | 4.6 | 204 | 48 | 13.5 | 6.6 | 0.16 |
| 23-05-2024 01:00 | 50.29190 | -3.61609 | 0.22 | 0.3 | 11.8 | 4.8 | 218 | 52 | 13.5 | 7.2 | 0.17 |
| 23-05-2024 00:30 | 50.29191 | -3.61611 | 0.23 | 0.36 | 11.1 | 4.8 | 248 | 55 | 13.5 | 6.9 | 0.18 |
| 23-05-2024 00:00 | 50.29192 | -3.61613 | 0.24 | 0.35 | 11.8 | 4.7 | 250 | 63 | 13.5 | 6.5 | 0.18 |
