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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24-01-2026 10:30 | 50.29257 | -3.61712 | 3.34 | 4.61 | 8.3 | 6 | 153 | 37 | 10.3 | 7.3 | 39.78 |
| Date | Highest Hs 2026 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 23-01 | 3.8m | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17-07-2024 00:00 | 50.29262 | -3.61555 | 0.25 | 0.36 | 7.7 | 4 | 177 | 29 | 16.1 | 5.8 | 0.18 |
| 16-07-2024 23:30 | 50.29256 | -3.61588 | 0.25 | 0.36 | 7.7 | 4 | 176 | 36 | 16.1 | 5.6 | 0.17 |
| 16-07-2024 23:00 | 50.29219 | -3.61615 | 0.26 | 0.46 | 8.3 | 4.3 | 169 | 28 | 16.2 | 6 | 0.2 |
| 16-07-2024 22:00 | 50.29200 | -3.61615 | 0.29 | 0.4 | 7.1 | 4.4 | 170 | 27 | 16.3 | 6 | 0.25 |
| 16-07-2024 21:30 | 50.29197 | -3.61613 | 0.3 | 0.43 | 7.7 | 4.4 | 174 | 37 | 16.3 | 5.9 | 0.26 |
| 16-07-2024 21:00 | 50.29197 | -3.61615 | 0.34 | 0.56 | 7.1 | 4.8 | 174 | 25 | 16.4 | 6.4 | 0.36 |
| 16-07-2024 20:30 | 50.29187 | -3.61603 | 0.4 | 0.63 | 7.1 | 5.2 | 179 | 20 | 16.4 | 6.6 | 0.52 |
| 16-07-2024 20:00 | 50.29186 | -3.61596 | 0.39 | 0.65 | 7.1 | 4.9 | 177 | 17 | 16.5 | 6.3 | 0.47 |
| 16-07-2024 19:30 | 50.29186 | -3.61594 | 0.46 | 0.74 | 7.1 | 5.2 | 177 | 16 | 16.4 | 6.5 | 0.68 |
| 16-07-2024 19:00 | 50.29185 | -3.61590 | 0.45 | 0.7 | 7.1 | 4.9 | 174 | 15 | 16.4 | 6.3 | 0.63 |
| 16-07-2024 18:30 | 50.29182 | -3.61570 | 0.45 | 0.71 | 6.7 | 4.4 | 172 | 22 | 16.4 | 6.1 | 0.6 |
| 16-07-2024 18:00 | 50.29183 | -3.61555 | 0.5 | 0.72 | 7.1 | 4.6 | 177 | 17 | 16.4 | 6.1 | 0.75 |
| 16-07-2024 17:30 | 50.29189 | -3.61523 | 0.52 | 0.79 | 7.7 | 4.7 | 187 | 16 | 16.4 | 6.3 | 0.84 |
| 16-07-2024 17:00 | 50.29200 | -3.61506 | 0.53 | 0.78 | 6.7 | 4.4 | 179 | 13 | 16.4 | 6.1 | 0.84 |
| 16-07-2024 16:30 | 50.29217 | -3.61495 | 0.51 | 0.8 | 7.1 | 4.3 | 183 | 16 | 16.4 | 6 | 0.77 |
| 16-07-2024 16:00 | 50.29220 | -3.61495 | 0.44 | 0.85 | 7.1 | 4.3 | 183 | 15 | 16.5 | 6 | 0.57 |
| 16-07-2024 15:30 | 50.29226 | -3.61493 | 0.44 | 0.69 | 7.7 | 4.5 | 183 | 19 | 16.4 | 6.3 | 0.6 |
| 16-07-2024 15:00 | 50.29227 | -3.61495 | 0.39 | 0.66 | 7.7 | 4.3 | 180 | 31 | 16.4 | 6.1 | 0.46 |
| 16-07-2024 14:30 | 50.29230 | -3.61495 | 0.36 | 0.61 | 7.1 | 4 | 176 | 26 | 16.4 | 5.9 | 0.38 |
| 16-07-2024 14:00 | 50.29235 | -3.61495 | 0.36 | 0.62 | 7.1 | 4 | 181 | 25 | 16.5 | 6 | 0.38 |
| 16-07-2024 13:30 | 50.29235 | -3.61495 | 0.35 | 0.53 | 7.7 | 3.7 | 179 | 21 | 16.4 | 5.8 | 0.35 |
| 16-07-2024 13:00 | 50.29247 | -3.61500 | 0.34 | 0.61 | 7.1 | 4.1 | 177 | 23 | 16.4 | 6.2 | 0.35 |
| 16-07-2024 12:30 | 50.29245 | -3.61500 | 0.32 | 0.61 | 7.7 | 3.2 | 179 | 21 | 16.3 | 5.3 | 0.27 |
| 16-07-2024 12:00 | 50.29248 | -3.61504 | 0.34 | 0.5 | 7.7 | 3 | 174 | 26 | 16.2 | 5.3 | 0.3 |
| 16-07-2024 11:30 | 50.29248 | -3.61504 | 0.34 | 0.48 | 8.3 | 2.9 | 181 | 28 | 16.2 | 4.8 | 0.27 |
| 16-07-2024 11:00 | 50.29241 | -3.61500 | 0.3 | 0.42 | 7.7 | 3 | 174 | 25 | 16.2 | 4.9 | 0.22 |
| 16-07-2024 10:30 | 50.29202 | -3.61502 | 0.3 | 0.44 | 8.3 | 3.3 | 188 | 27 | 16.2 | 5.4 | 0.24 |
| 16-07-2024 10:00 | 50.29184 | -3.61549 | 0.34 | 0.48 | 8.3 | 3.4 | 184 | 32 | 16.1 | 5.4 | 0.31 |
| 16-07-2024 09:30 | 50.29185 | -3.61568 | 0.37 | 0.57 | 8.3 | 3.5 | 188 | 27 | 16.1 | 5.6 | 0.37 |
| 16-07-2024 09:00 | 50.29184 | -3.61570 | 0.42 | 0.58 | 8.3 | 3.7 | 187 | 21 | 16.1 | 5.8 | 0.5 |
| 16-07-2024 08:30 | 50.29184 | -3.61579 | 0.41 | 0.63 | 6.7 | 4.2 | 177 | 20 | 16 | 5.9 | 0.49 |
| 16-07-2024 08:00 | 50.29183 | -3.61579 | 0.45 | 0.72 | 5.9 | 4.4 | 179 | 16 | 16 | 5.8 | 0.58 |
| 16-07-2024 07:30 | 50.29183 | -3.61577 | 0.5 | 0.88 | 5.3 | 4.1 | 179 | 16 | 16 | 5.8 | 0.72 |
| 16-07-2024 07:00 | 50.29182 | -3.61573 | 0.48 | 0.73 | 5.6 | 4.3 | 180 | 18 | 16 | 5.7 | 0.65 |
| 16-07-2024 06:30 | 50.29182 | -3.61566 | 0.46 | 0.7 | 5 | 4.2 | 180 | 19 | 16 | 5.6 | 0.58 |
| 16-07-2024 06:00 | 50.29184 | -3.61553 | 0.47 | 0.72 | 5.3 | 4.8 | 177 | 18 | 16 | 5.8 | 0.63 |
| 16-07-2024 05:30 | 50.29183 | -3.61538 | 0.5 | 0.7 | 5.3 | 4.9 | 174 | 15 | 16 | 5.9 | 0.73 |
| 16-07-2024 05:00 | 50.29190 | -3.61519 | 0.49 | 0.88 | 5 | 4.8 | 173 | 18 | 16 | 5.9 | 0.69 |
| 16-07-2024 04:30 | 50.29206 | -3.61497 | 0.45 | 0.69 | 5 | 4.7 | 173 | 17 | 16 | 5.9 | 0.59 |
| 16-07-2024 04:00 | 50.29225 | -3.61495 | 0.41 | 0.72 | 7.1 | 4.5 | 180 | 18 | 16.1 | 6 | 0.49 |
| 16-07-2024 03:30 | 50.29235 | -3.61497 | 0.39 | 0.62 | 7.1 | 4.3 | 174 | 19 | 16.1 | 6 | 0.45 |
| 16-07-2024 03:00 | 50.29243 | -3.61500 | 0.38 | 0.56 | 11.1 | 4 | 191 | 30 | 16.1 | 5.9 | 0.41 |
| 16-07-2024 02:30 | 50.29247 | -3.61504 | 0.38 | 0.63 | 7.7 | 3.3 | 180 | 22 | 16.1 | 5.3 | 0.38 |
| 16-07-2024 02:00 | 50.29247 | -3.61504 | 0.37 | 0.5 | 7.7 | 3.4 | 179 | 22 | 16.1 | 5.6 | 0.38 |
| 16-07-2024 01:30 | 50.29251 | -3.61508 | 0.35 | 0.5 | 7.7 | 3.6 | 176 | 22 | 16.1 | 5.4 | 0.33 |
| 16-07-2024 01:00 | 50.29253 | -3.61508 | 0.34 | 0.46 | 7.7 | 3.8 | 174 | 24 | 16.1 | 5.5 | 0.31 |
| 16-07-2024 00:30 | 50.29253 | -3.61512 | 0.34 | 0.53 | 7.7 | 3.6 | 180 | 22 | 16.1 | 5.2 | 0.29 |
| 16-07-2024 00:00 | 50.29256 | -3.61519 | 0.36 | 0.55 | 4.2 | 3.5 | 166 | 48 | 16.1 | 5 | 0.32 |
