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 11:00 | 50.29256 | -3.61721 | 3.17 | 4.68 | 8.3 | 5.9 | 156 | 30 | 10.3 | 7.3 | 36.09 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 14-01-2025 23:30 | 50.29183 | -3.61605 | 0.56 | 0.84 | 13.3 | 7.7 | 208 | 40 | 10.6 | 9.9 | 1.53 |
| 14-01-2025 23:00 | 50.29182 | -3.61600 | 0.52 | 0.95 | 13.3 | 7.4 | 218 | 46 | 10.6 | 9.8 | 1.31 |
| 14-01-2025 22:30 | 50.29182 | -3.61592 | 0.54 | 0.76 | 11.8 | 7.4 | 158 | 36 | 10.6 | 9.9 | 1.42 |
| 14-01-2025 22:00 | 50.29181 | -3.61588 | 0.6 | 1.21 | 12.5 | 7.4 | 176 | 32 | 10.6 | 9.8 | 1.74 |
| 14-01-2025 21:30 | 50.29181 | -3.61579 | 0.59 | 0.9 | 11.8 | 7 | 170 | 46 | 10.6 | 9.3 | 1.59 |
| 14-01-2025 21:00 | 50.29184 | -3.61562 | 0.6 | 0.99 | 10.5 | 7.1 | 186 | 17 | 10.5 | 9.3 | 1.65 |
| 14-01-2025 20:30 | 50.29214 | -3.61510 | 0.61 | 0.97 | 11.1 | 6.9 | 191 | 27 | 10.5 | 9.3 | 1.7 |
| 14-01-2025 20:00 | 50.29250 | -3.61512 | 0.67 | 0.94 | 12.5 | 7.4 | 187 | 28 | 10.6 | 9.8 | 2.15 |
| 14-01-2025 19:30 | 50.29259 | -3.61521 | 0.6 | 1.16 | 11.8 | 7 | 190 | 25 | 10.6 | 9.5 | 1.68 |
| 14-01-2025 19:00 | 50.29261 | -3.61525 | 0.65 | 0.99 | 11.8 | 7.7 | 188 | 26 | 10.6 | 10.3 | 2.14 |
| 14-01-2025 18:30 | 50.29266 | -3.61527 | 0.73 | 1.01 | 11.8 | 8.3 | 197 | 24 | 10.5 | 10.7 | 2.81 |
| 14-01-2025 18:00 | 50.29267 | -3.61532 | 0.73 | 1.28 | 11.8 | 8.3 | 193 | 16 | 10.5 | 10.7 | 2.79 |
| 14-01-2025 17:30 | 50.29269 | -3.61536 | 0.64 | 1.04 | 11.1 | 7.8 | 190 | 26 | 10.6 | 10.7 | 2.14 |
| 14-01-2025 17:00 | 50.29267 | -3.61536 | 0.71 | 1.19 | 11.8 | 7.7 | 193 | 23 | 10.6 | 10.9 | 2.7 |
| 14-01-2025 16:30 | 50.29267 | -3.61540 | 0.59 | 1 | 12.5 | 6.2 | 190 | 33 | 10.6 | 10 | 1.71 |
| 14-01-2025 16:00 | 50.29274 | -3.61557 | 0.5 | 0.74 | 11.8 | 5.3 | 187 | 18 | 10.6 | 9.2 | 1.13 |
| 14-01-2025 15:30 | 50.29242 | -3.61639 | 0.49 | 0.67 | 12.5 | 4.9 | 180 | 24 | 10.6 | 9.3 | 1.09 |
| 14-01-2025 15:00 | 50.29201 | -3.61641 | 0.44 | 0.73 | 12.5 | 4.2 | 188 | 29 | 10.6 | 8.4 | 0.8 |
| 14-01-2025 14:30 | 50.29199 | -3.61637 | 0.47 | 0.64 | 13.3 | 4.8 | 194 | 32 | 10.6 | 9.5 | 1.03 |
| 14-01-2025 14:00 | 50.29200 | -3.61637 | 0.45 | 0.72 | 14.3 | 5.8 | 180 | 57 | 10.6 | 9.9 | 0.98 |
| 14-01-2025 13:30 | 50.29194 | -3.61637 | 0.44 | 0.67 | 13.3 | 5.9 | 190 | 48 | 10.6 | 10 | 0.95 |
| 14-01-2025 13:00 | 50.29194 | -3.61637 | 0.39 | 0.68 | 14.3 | 5.7 | 229 | 59 | 10.7 | 9.3 | 0.7 |
| 14-01-2025 12:30 | 50.29194 | -3.61639 | 0.46 | 0.67 | 13.3 | 6.3 | 197 | 37 | 10.6 | 9.9 | 1.02 |
| 14-01-2025 12:00 | 50.29188 | -3.61626 | 0.5 | 0.74 | 13.3 | 6.2 | 162 | 38 | 10.6 | 9.5 | 1.16 |
| 14-01-2025 11:30 | 50.29184 | -3.61615 | 0.53 | 0.9 | 14.3 | 6.6 | 190 | 43 | 10.5 | 9.3 | 1.29 |
| 14-01-2025 11:00 | 50.29187 | -3.61615 | 0.57 | 0.74 | 12.5 | 6.7 | 193 | 34 | 10.4 | 9.4 | 1.5 |
| 14-01-2025 10:30 | 50.29184 | -3.61607 | 0.61 | 0.89 | 13.3 | 6.8 | 180 | 46 | 10.4 | 9.7 | 1.77 |
| 14-01-2025 10:00 | 50.29183 | -3.61600 | 0.61 | 0.98 | 14.3 | 6.6 | 200 | 34 | 10.4 | 9.6 | 1.75 |
| 14-01-2025 09:30 | 50.29181 | -3.61594 | 0.64 | 0.93 | 10.5 | 6.3 | 173 | 21 | 10.4 | 9 | 1.81 |
| 14-01-2025 09:00 | 50.29183 | -3.61581 | 0.71 | 1.15 | 10.5 | 6.6 | 181 | 23 | 10.4 | 9.3 | 2.29 |
| 14-01-2025 08:30 | 50.29186 | -3.61562 | 0.77 | 1.08 | 12.5 | 6.7 | 181 | 32 | 10.3 | 9.4 | 2.75 |
| 14-01-2025 08:00 | 50.29213 | -3.61512 | 0.8 | 1.13 | 12.5 | 6.9 | 184 | 19 | 10.2 | 9.6 | 3.01 |
| 14-01-2025 07:30 | 50.29249 | -3.61515 | 0.63 | 0.95 | 11.1 | 6.1 | 186 | 31 | 10 | 8.9 | 1.73 |
| 14-01-2025 07:00 | 50.29259 | -3.61527 | 0.68 | 1.13 | 12.5 | 6.3 | 181 | 32 | 9.8 | 9.7 | 2.19 |
| 14-01-2025 06:30 | 50.29266 | -3.61532 | 0.71 | 1.16 | 13.3 | 6.7 | 190 | 41 | 9.9 | 10 | 2.47 |
| 14-01-2025 06:00 | 50.29269 | -3.61542 | 0.73 | 1.08 | 12.5 | 6.9 | 191 | 26 | 9.9 | 10.1 | 2.65 |
| 14-01-2025 05:30 | 50.29269 | -3.61542 | 0.72 | 1.2 | 13.3 | 6.7 | 188 | 32 | 10.1 | 10.6 | 2.69 |
| 14-01-2025 05:00 | 50.29272 | -3.61542 | 0.71 | 1.22 | 12.5 | 6.5 | 193 | 24 | 10 | 10.7 | 2.65 |
| 14-01-2025 04:30 | 50.29274 | -3.61551 | 0.78 | 1.22 | 13.3 | 6.2 | 190 | 33 | 10.1 | 10.6 | 3.16 |
| 14-01-2025 04:00 | 50.29274 | -3.61560 | 0.76 | 0.99 | 12.5 | 5.5 | 187 | 15 | 10.2 | 9.7 | 2.75 |
| 14-01-2025 03:30 | 50.29274 | -3.61594 | 0.59 | 0.9 | 13.3 | 4.4 | 194 | 37 | 10.2 | 7.9 | 1.35 |
| 14-01-2025 03:00 | 50.29227 | -3.61654 | 0.62 | 0.99 | 13.3 | 4.8 | 187 | 33 | 10.2 | 8.8 | 1.66 |
| 14-01-2025 02:30 | 50.29201 | -3.61641 | 0.51 | 0.78 | 14.3 | 4.3 | 210 | 38 | 10.3 | 7.7 | 0.98 |
| 14-01-2025 02:00 | 50.29198 | -3.61637 | 0.56 | 0.85 | 14.3 | 4.7 | 194 | 37 | 10.3 | 8.4 | 1.3 |
| 14-01-2025 01:30 | 50.29193 | -3.61633 | 0.56 | 0.77 | 14.3 | 4.6 | 187 | 47 | 10.3 | 8 | 1.23 |
| 14-01-2025 01:00 | 50.29196 | -3.61637 | 0.61 | 0.79 | 13.3 | 4.5 | 221 | 38 | 10.3 | 8.1 | 1.48 |
| 14-01-2025 00:30 | 50.29200 | -3.61643 | 0.57 | 0.86 | 13.3 | 4.3 | 198 | 48 | 10.3 | 7 | 1.12 |
| 14-01-2025 00:00 | 50.29188 | -3.61624 | 0.56 | 0.83 | 14.3 | 4.2 | 208 | 36 | 10.4 | 7.3 | 1.12 |
