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 (Data was last updated 8 days 15 hours 12 minutes ago)
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 27-11-2025 11:30 | 50.34290 | -3.44288 | 1.15 | 1.84 | 4.4 | 4 | 208 | 18 | 12.9 | 4.8 | 3.09 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 16-01-2025 00:00 | 50.29184 | -3.61613 | 0.41 | 0.65 | 14.3 | 7.5 | 204 | 47 | 10.5 | 11 | 0.91 |
| 15-01-2025 23:30 | 50.29183 | -3.61611 | 0.43 | 0.6 | 22.2 | 7.4 | 134 | 70 | 10.4 | 11.2 | 1.02 |
| 15-01-2025 23:00 | 50.29184 | -3.61605 | 0.46 | 0.66 | 12.5 | 7.8 | 188 | 45 | 10.6 | 11.7 | 1.22 |
| 15-01-2025 22:30 | 50.29183 | -3.61594 | 0.44 | 0.7 | 10 | 7.1 | 158 | 32 | 10.6 | 10.3 | 0.98 |
| 15-01-2025 22:00 | 50.29181 | -3.61585 | 0.5 | 0.79 | 10.5 | 7.3 | 173 | 35 | 10.6 | 10.1 | 1.24 |
| 15-01-2025 21:30 | 50.29182 | -3.61573 | 0.55 | 0.95 | 10.5 | 7.5 | 177 | 25 | 10.6 | 10.3 | 1.53 |
| 15-01-2025 21:00 | 50.29228 | -3.61508 | 0.58 | 0.78 | 11.1 | 8.2 | 191 | 25 | 10.6 | 10.7 | 1.76 |
| 15-01-2025 20:30 | 50.29257 | -3.61519 | 0.61 | 1 | 11.8 | 8.2 | 191 | 25 | 10.7 | 10.6 | 1.93 |
| 15-01-2025 20:00 | 50.29265 | -3.61530 | 0.51 | 0.71 | 12.5 | 7.5 | 193 | 32 | 10.7 | 10.4 | 1.33 |
| 15-01-2025 19:30 | 50.29265 | -3.61536 | 0.49 | 0.87 | 12.5 | 7.5 | 191 | 32 | 10.7 | 10.7 | 1.26 |
| 15-01-2025 19:00 | 50.29267 | -3.61536 | 0.57 | 0.77 | 12.5 | 8.2 | 193 | 27 | 10.6 | 10.7 | 1.7 |
| 15-01-2025 18:30 | 50.29269 | -3.61534 | 0.56 | 0.88 | 11.8 | 8 | 191 | 23 | 10.6 | 10.9 | 1.68 |
| 15-01-2025 18:00 | 50.29269 | -3.61534 | 0.51 | 0.81 | 11.1 | 7.4 | 188 | 16 | 10.4 | 10.8 | 1.38 |
| 15-01-2025 17:30 | 50.29272 | -3.61542 | 0.55 | 0.88 | 11.8 | 7.1 | 190 | 19 | 10.4 | 10.7 | 1.59 |
| 15-01-2025 17:00 | 50.29272 | -3.61549 | 0.44 | 0.64 | 11.8 | 5.9 | 194 | 30 | 10.4 | 9.9 | 0.94 |
| 15-01-2025 16:30 | 50.29275 | -3.61579 | 0.45 | 0.68 | 12.5 | 5.8 | 190 | 22 | 10.5 | 10.1 | 1.01 |
| 15-01-2025 16:00 | 50.29215 | -3.61650 | 0.37 | 0.49 | 13.3 | 4.8 | 197 | 45 | 10.5 | 8.6 | 0.58 |
| 15-01-2025 15:30 | 50.29200 | -3.61639 | 0.38 | 0.59 | 14.3 | 4.6 | 194 | 40 | 10.6 | 8.3 | 0.59 |
| 15-01-2025 15:00 | 50.29196 | -3.61637 | 0.34 | 0.54 | 14.3 | 5.1 | 196 | 56 | 10.6 | 9.4 | 0.53 |
| 15-01-2025 14:30 | 50.29196 | -3.61635 | 0.33 | 0.47 | 12.5 | 5.5 | 186 | 41 | 10.6 | 9.4 | 0.5 |
| 15-01-2025 14:00 | 50.29196 | -3.61633 | 0.34 | 0.46 | 13.3 | 5.6 | 225 | 53 | 10.7 | 9.5 | 0.54 |
| 15-01-2025 13:30 | 50.29194 | -3.61639 | 0.39 | 0.64 | 13.3 | 6.8 | 194 | 46 | 10.7 | 10.2 | 0.76 |
| 15-01-2025 13:00 | 50.29197 | -3.61641 | 0.37 | 0.77 | 13.3 | 6.7 | 183 | 41 | 10.6 | 9.5 | 0.64 |
| 15-01-2025 12:30 | 50.29185 | -3.61618 | 0.4 | 0.76 | 13.3 | 6.8 | 176 | 39 | 10.7 | 9.7 | 0.76 |
| 15-01-2025 12:00 | 50.29183 | -3.61613 | 0.47 | 0.74 | 12.5 | 6.9 | 174 | 52 | 10.6 | 9.5 | 1.03 |
| 15-01-2025 11:30 | 50.29182 | -3.61603 | 0.5 | 0.81 | 13.3 | 7.3 | 197 | 35 | 10.5 | 9.9 | 1.22 |
| 15-01-2025 11:00 | 50.29183 | -3.61605 | 0.52 | 0.76 | 12.5 | 7.3 | 203 | 43 | 10.6 | 9.9 | 1.31 |
| 15-01-2025 10:30 | 50.29182 | -3.61594 | 0.56 | 0.95 | 10.5 | 7.4 | 174 | 28 | 10.6 | 9.8 | 1.51 |
| 15-01-2025 10:00 | 50.29181 | -3.61590 | 0.58 | - | 10 | 7.4 | 174 | 23 | 10.6 | 10 | 1.66 |
| 15-01-2025 09:30 | 50.29183 | -3.61575 | 0.63 | 0.83 | 11.8 | 7.5 | 160 | 40 | 10.5 | 10 | 1.94 |
| 15-01-2025 08:30 | 50.29247 | -3.61515 | 0.67 | 1.03 | 11.8 | 7.8 | 180 | 29 | 10.3 | 10.2 | 2.25 |
| 15-01-2025 08:00 | 50.29264 | -3.61532 | 0.65 | 1.12 | 11.8 | 7.5 | 188 | 27 | 10.3 | 10.1 | 2.09 |
| 15-01-2025 07:30 | 50.29270 | -3.61542 | 0.6 | 1.04 | 12.5 | 7.5 | 190 | 27 | 10.7 | 10 | 1.77 |
| 15-01-2025 07:00 | 50.29266 | -3.61536 | 0.57 | 0.85 | 11.1 | 7.4 | 190 | 21 | 10.6 | 9.8 | 1.57 |
| 15-01-2025 06:30 | 50.29271 | -3.61542 | 0.55 | 1.07 | 11.8 | 7.4 | 194 | 23 | 10.6 | 10.3 | 1.54 |
| 15-01-2025 06:00 | 50.29272 | -3.61549 | 0.59 | 0.77 | 11.8 | 7.7 | 191 | 19 | 10.4 | 10.8 | 1.84 |
| 15-01-2025 05:00 | 50.29277 | -3.61564 | 0.54 | 0.98 | 11.8 | 7.3 | 190 | 16 | 10.4 | 10.6 | 1.51 |
| 15-01-2025 04:30 | 50.29240 | -3.61650 | 0.39 | 0.81 | 12.5 | 6.3 | 198 | 33 | 10.4 | 9.9 | 0.74 |
| 15-01-2025 02:30 | 50.29197 | -3.61639 | 0.39 | 0.56 | 14.3 | 7.1 | 194 | 34 | 10.3 | 10.7 | 0.8 |
| 15-01-2025 02:00 | 50.29194 | -3.61637 | 0.37 | 0.59 | 13.3 | 6.9 | 193 | 43 | 10.4 | 10.1 | 0.68 |
| 15-01-2025 01:30 | 50.29196 | -3.61637 | 0.39 | 0.55 | 13.3 | 7.3 | 210 | 43 | 10.4 | 10.3 | 0.77 |
| 15-01-2025 01:00 | 50.29197 | -3.61641 | 0.38 | 0.6 | 12.5 | 7.3 | 188 | 44 | 10.6 | 10.2 | 0.72 |
| 15-01-2025 00:30 | 50.29194 | -3.61637 | 0.45 | 0.68 | 13.3 | 7.5 | 190 | 40 | 10.4 | 10.2 | 1.01 |
| 15-01-2025 00:00 | 50.29185 | -3.61618 | 0.49 | 0.75 | 14.3 | 7.3 | 183 | 38 | 10.6 | 9.7 | 1.14 |
