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. Long-range graphs are plotted from a randomised subsample of half-hourly data.
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) |
|---|---|---|---|---|---|---|---|---|---|
| 10-04-2021 21:00 | 50.29188 | -3.61693 | 0.55 | 0.79 | 4.4 | 3.1 | 86 | 30 | 9.4 |
| Date | Highest Hs 2021 | Storm alert threshold (0.25 yr Return Period) |
|---|---|---|
| 09-02 | 4.4m | 3.04m |
| Time (GMT) | Latitude | Longitude | Wave Height (m) | Max Wave Height (m) | Tpeak (s) | Tz (s) | Peak Direction (degrees) | Spread (degrees) | Sea Temp (°C) |
|---|---|---|---|---|---|---|---|---|---|
| 30-09-2020 00:00 | 50.29212 | -3.61592 | 0.3 | 0.52 | 11.1 | 3.4 | 183 | 63 | 16.6 |
| 29-09-2020 23:30 | 50.29212 | -3.61594 | 0.31 | 0.41 | 10.5 | 4 | 191 | 48 | 16.6 |
| 29-09-2020 23:00 | 50.29209 | -3.61588 | 0.28 | 0.39 | 11.1 | 4 | 221 | 53 | 16.6 |
| 29-09-2020 22:30 | 50.29211 | -3.61588 | 0.29 | 0.46 | 11.8 | 4.1 | 215 | 48 | 16.6 |
| 29-09-2020 22:00 | 50.29212 | -3.61588 | 0.31 | 0.45 | 5.9 | 4.4 | 176 | 21 | 16.6 |
| 29-09-2020 21:30 | 50.29213 | -3.61585 | 0.32 | 0.46 | 10 | 4.5 | 172 | 33 | 16.6 |
| 29-09-2020 21:00 | 50.29226 | -3.61570 | 0.33 | 0.44 | 10.5 | 4.7 | 191 | 34 | 16.6 |
| 29-09-2020 20:30 | 50.29246 | -3.61549 | 0.35 | 0.54 | 10 | 4.8 | 188 | 34 | 16.6 |
| 29-09-2020 20:00 | 50.29251 | -3.61530 | 0.34 | 0.52 | 10 | 4.9 | 193 | 31 | 16.7 |
| 29-09-2020 19:30 | 50.29272 | -3.61510 | 0.36 | 0.52 | 10 | 4.9 | 180 | 34 | 16.7 |
| 29-09-2020 19:00 | 50.29282 | -3.61510 | 0.34 | 0.5 | 10.5 | 4.6 | 188 | 39 | 16.7 |
| 29-09-2020 18:30 | 50.29286 | -3.61508 | 0.35 | 0.53 | 11.1 | 4.8 | 204 | 37 | 16.7 |
| 29-09-2020 18:00 | 50.29286 | -3.61508 | 0.32 | 0.44 | 11.8 | 4.8 | 176 | 33 | 16.7 |
| 29-09-2020 17:30 | 50.29288 | -3.61508 | 0.32 | 0.45 | 11.8 | 5.3 | 197 | 32 | 16.7 |
| 29-09-2020 17:00 | 50.29290 | -3.61506 | 0.28 | 0.4 | 11.1 | 4.9 | 186 | 41 | 16.7 |
| 29-09-2020 16:30 | 50.29292 | -3.61510 | 0.25 | 0.4 | 11.1 | 4.7 | 180 | 32 | 16.7 |
| 29-09-2020 16:00 | 50.29291 | -3.61510 | 0.25 | 0.4 | 11.1 | 4 | 181 | 38 | 16.7 |
| 29-09-2020 15:30 | 50.29292 | -3.61510 | 0.28 | 0.4 | 11.1 | 4.2 | 194 | 26 | 16.8 |
| 29-09-2020 15:00 | 50.29293 | -3.61517 | 0.27 | 0.47 | 11.8 | 3.8 | 188 | 35 | 16.8 |
| 29-09-2020 14:30 | 50.29259 | -3.61545 | 0.26 | 0.39 | 11.1 | 3.4 | 208 | 56 | 16.8 |
| 29-09-2020 14:00 | 50.29232 | -3.61585 | 0.25 | 0.41 | 11.8 | 3.3 | 212 | 48 | 16.8 |
| 29-09-2020 13:30 | 50.29218 | -3.61594 | 0.24 | 0.34 | 11.8 | 3.3 | 183 | 57 | 16.8 |
| 29-09-2020 13:00 | 50.29216 | -3.61596 | 0.23 | 0.32 | 12.5 | 4.6 | 200 | 46 | 16.7 |
| 29-09-2020 12:30 | 50.29214 | -3.61598 | 0.23 | 0.37 | 12.5 | 4.7 | 218 | 56 | 16.8 |
| 29-09-2020 12:00 | 50.29212 | -3.61594 | 0.22 | 0.3 | 11.8 | 4.5 | 193 | 59 | 16.8 |
| 29-09-2020 11:30 | 50.29211 | -3.61592 | 0.24 | 0.34 | 11.8 | 5.1 | 212 | 45 | 16.9 |
| 29-09-2020 11:00 | 50.29209 | -3.61592 | 0.26 | 0.43 | 11.1 | 5.3 | 186 | 45 | 16.8 |
| 29-09-2020 10:30 | 50.29209 | -3.61590 | 0.27 | 0.43 | 10.5 | 5.3 | 193 | 37 | 16.8 |
| 29-09-2020 10:00 | 50.29211 | -3.61588 | 0.32 | 0.5 | 12.5 | 5.6 | 187 | 39 | 16.7 |
| 29-09-2020 09:30 | 50.29212 | -3.61585 | 0.29 | 0.56 | 12.5 | 5.1 | 215 | 51 | 16.6 |
| 29-09-2020 09:00 | 50.29212 | -3.61581 | 0.3 | 0.44 | 12.5 | 5.2 | 211 | 46 | 16.6 |
| 29-09-2020 08:30 | 50.29240 | -3.61555 | 0.3 | 0.5 | 11.8 | 5.3 | 197 | 54 | 16.5 |
| 29-09-2020 08:00 | 50.29250 | -3.61547 | 0.33 | 0.46 | 10.5 | 5.2 | 181 | 34 | 16.5 |
| 29-09-2020 07:30 | 50.29257 | -3.61527 | 0.31 | 0.42 | 11.1 | 5.1 | 193 | 30 | 16.5 |
| 29-09-2020 07:00 | 50.29275 | -3.61521 | 0.33 | 0.43 | 11.1 | 4.9 | 188 | 28 | 16.5 |
| 29-09-2020 06:30 | 50.29284 | -3.61512 | 0.32 | 0.49 | 11.1 | 5.1 | 174 | 40 | 16.5 |
| 29-09-2020 06:00 | 50.29286 | -3.61510 | 0.31 | 0.51 | 11.8 | 5.1 | 184 | 51 | 16.5 |
| 29-09-2020 05:30 | 50.29288 | -3.61510 | 0.29 | 0.41 | 11.8 | 5 | 191 | 37 | 16.5 |
| 29-09-2020 05:00 | 50.29289 | -3.61510 | 0.27 | 0.43 | 11.1 | 5.1 | 177 | 28 | 16.6 |
| 29-09-2020 04:30 | 50.29291 | -3.61512 | 0.25 | 0.45 | 10.5 | 4.8 | 196 | 26 | 16.6 |
| 29-09-2020 04:00 | 50.29291 | -3.61512 | 0.24 | 0.33 | 11.8 | 4.4 | 190 | 37 | 16.6 |
| 29-09-2020 03:30 | 50.29291 | -3.61515 | 0.25 | 0.4 | 11.8 | 4.4 | 194 | 38 | 16.6 |
| 29-09-2020 03:00 | 50.29291 | -3.61517 | 0.26 | 0.41 | 11.1 | 4.7 | 187 | 27 | 16.6 |
| 29-09-2020 02:30 | 50.29274 | -3.61534 | 0.26 | 0.42 | 12.5 | 4.7 | 188 | 26 | 16.6 |
| 29-09-2020 02:00 | 50.29249 | -3.61553 | 0.25 | 0.42 | 12.5 | 4.3 | 188 | 28 | 16.6 |
| 29-09-2020 01:30 | 50.29226 | -3.61590 | 0.23 | 0.33 | 4.4 | 4.4 | 165 | 29 | 16.6 |
| 29-09-2020 01:00 | 50.29215 | -3.61592 | 0.22 | 0.3 | 13.3 | 4.3 | 181 | 43 | 16.6 |
| 29-09-2020 00:30 | 50.29214 | -3.61594 | 0.23 | 0.31 | 4.8 | 4.3 | 169 | 34 | 16.6 |
| 29-09-2020 00:00 | 50.29213 | -3.61598 | 0.25 | 0.33 | 13.3 | 4.4 | 212 | 48 | 16.6 |
