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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17-01-2026 02:30 | 50.29255 | -3.61740 | 0.9 | 1.16 | 15.4 | 4.2 | 174 | 32 | 10.3 | 7.4 | 2.94 |
| Date | Highest Hs 2026 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 08-01 | 3.1m | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 17-01-2026 02:30 | 50.29255 | -3.61740 | 0.9 | 1.16 | 15.4 | 4.2 | 174 | 32 | 10.3 | 7.4 | 2.94 |
| 17-01-2026 02:00 | 50.29204 | -3.61804 | 0.88 | 1.29 | 15.4 | 4.2 | 190 | 46 | 10.3 | 6.7 | 2.53 |
| 17-01-2026 01:30 | 50.29183 | -3.61800 | 0.85 | 1.11 | 4.8 | 4.2 | 148 | 28 | 10.3 | 6.6 | 2.33 |
| 17-01-2026 01:00 | 50.29172 | -3.61785 | 0.93 | 1.21 | 15.4 | 4.2 | 201 | 43 | 10.2 | 6.6 | 2.82 |
| 17-01-2026 00:30 | 50.29173 | -3.61789 | 0.95 | 1.28 | 5 | 4.2 | 146 | 32 | 10.2 | 6.4 | 2.83 |
| 17-01-2026 00:00 | 50.29172 | -3.61785 | 0.97 | 1.7 | 5 | 4.2 | 152 | 26 | 10.2 | 6.2 | 2.85 |
| 16-01-2026 23:30 | 50.29171 | -3.61783 | 0.97 | 1.24 | 5.6 | 4.3 | 169 | 24 | 10.2 | 6.4 | 2.94 |
| 16-01-2026 23:00 | 50.29171 | -3.61787 | 1.02 | 1.5 | 5.3 | 4.2 | 156 | 24 | 10.2 | 6.2 | 3.16 |
| 16-01-2026 22:30 | 50.29172 | -3.61785 | 1.12 | 1.59 | 5.3 | 4.4 | 155 | 27 | 10.2 | 6.2 | 3.83 |
| 16-01-2026 22:00 | 50.29170 | -3.61783 | 1.2 | 1.77 | 5.3 | 4.5 | 155 | 29 | 10.2 | 6.4 | 4.5 |
| 16-01-2026 21:30 | 50.29196 | -3.61798 | 1.24 | 1.74 | 5.3 | 4.5 | 156 | 22 | 10.2 | 6.2 | 4.68 |
| 16-01-2026 21:00 | 50.29253 | -3.61744 | 1.24 | 2.01 | 5.6 | 4.5 | 159 | 26 | 10.2 | 6.2 | 4.66 |
| 16-01-2026 20:30 | 50.29253 | -3.61712 | 1.2 | 1.64 | 5.3 | 4.4 | 156 | 21 | 10.2 | 6.1 | 4.29 |
| 16-01-2026 20:00 | 50.29247 | -3.61693 | 1.18 | 1.63 | 5 | 4.5 | 158 | 22 | 10.1 | 6.3 | 4.34 |
| 16-01-2026 19:30 | 50.29238 | -3.61680 | 1.17 | 1.75 | 9.1 | 5.1 | 181 | 19 | 10.1 | 7 | 4.71 |
| 16-01-2026 19:00 | 50.29232 | -3.61671 | 1.17 | 1.96 | 10 | 5.2 | 190 | 22 | 10.1 | 7.2 | 4.87 |
| 16-01-2026 18:30 | 50.29241 | -3.61678 | 1.19 | 1.85 | 9.1 | 5.1 | 187 | 18 | 10.1 | 6.9 | 4.83 |
| 16-01-2026 18:00 | 50.29245 | -3.61684 | 1.11 | 1.75 | 5.6 | 4.9 | 160 | 21 | 10.2 | 6.7 | 4.07 |
| 16-01-2026 17:30 | 50.29246 | -3.61684 | 1.07 | 1.43 | 10.5 | 5.1 | 184 | 18 | 10.2 | 7.4 | 4.14 |
| 16-01-2026 17:00 | 50.29249 | -3.61695 | 1.01 | 1.51 | 11.1 | 5 | 183 | 24 | 10.3 | 7.5 | 3.75 |
| 16-01-2026 16:30 | 50.29251 | -3.61701 | 1.07 | 1.97 | 12.5 | 4.8 | 186 | 22 | 10.3 | 7.5 | 4.19 |
| 16-01-2026 16:00 | 50.29250 | -3.61693 | 1.01 | 1.46 | 13.3 | 4.4 | 187 | 36 | 10.2 | 6.9 | 3.43 |
| 16-01-2026 15:30 | 50.29246 | -3.61686 | 0.99 | 1.43 | 16.7 | 4 | 188 | 58 | 10.2 | 6.5 | 3.15 |
| 16-01-2026 15:00 | 50.29251 | -3.61699 | 0.99 | 1.51 | 5 | 3.9 | 166 | 28 | 10.2 | 5.7 | 2.76 |
| 16-01-2026 14:30 | 50.29255 | -3.61716 | 1.08 | 1.55 | 5.6 | 4 | 169 | 26 | 10.2 | 5.8 | 3.33 |
| 16-01-2026 14:00 | 50.29253 | -3.61751 | 1.06 | 1.42 | 5 | 3.9 | 170 | 19 | 10.3 | 5.7 | 3.14 |
| 16-01-2026 13:30 | 50.29225 | -3.61800 | 1.02 | 1.66 | 5.3 | 3.9 | 170 | 20 | 10.2 | 5.9 | 3.01 |
| 16-01-2026 13:00 | 50.29197 | -3.61804 | 0.98 | 1.63 | 16.7 | 4 | 187 | 48 | 10.2 | 6.1 | 2.89 |
| 16-01-2026 12:30 | 50.29176 | -3.61794 | 0.95 | 1.24 | 5 | 4 | 172 | 20 | 10.1 | 6.1 | 2.72 |
| 16-01-2026 12:00 | 50.29173 | -3.61785 | 0.95 | 1.34 | 15.4 | 4.1 | 197 | 33 | 10.2 | 6.4 | 2.84 |
| 16-01-2026 11:30 | 50.29171 | -3.61785 | 0.84 | 1.47 | 10.5 | 4.1 | 176 | 21 | 10.2 | 6.3 | 2.2 |
| 16-01-2026 11:00 | 50.29170 | -3.61785 | 0.86 | 1.3 | 10.5 | 4.3 | 167 | 32 | 10.1 | 6.6 | 2.41 |
| 16-01-2026 10:30 | 50.29168 | -3.61776 | 0.9 | 1.34 | 10 | 4.6 | 173 | 25 | 10 | 7.1 | 2.83 |
| 16-01-2026 10:00 | 50.29163 | -3.61770 | 0.95 | 1.41 | 9.1 | 5.1 | 169 | 20 | 10 | 7.6 | 3.37 |
| 16-01-2026 09:30 | 50.29161 | -3.61761 | 0.9 | 1.46 | 10 | 5.2 | 173 | 15 | 9.9 | 7.8 | 3.1 |
| 16-01-2026 09:00 | 50.29162 | -3.61755 | 1 | 1.57 | 10 | 5.3 | 169 | 15 | 9.9 | 7.7 | 3.79 |
| 16-01-2026 08:30 | 50.29162 | -3.61736 | 0.98 | 1.44 | 10 | 5.3 | 176 | 19 | 9.9 | 7.7 | 3.63 |
| 16-01-2026 08:00 | 50.29182 | -3.61680 | 0.96 | 1.3 | 16.7 | 5.3 | 174 | 39 | 9.9 | 8 | 3.6 |
| 16-01-2026 07:30 | 50.29207 | -3.61663 | 1.01 | 1.39 | 10 | 5.3 | 170 | 21 | 9.9 | 7.8 | 3.92 |
| 16-01-2026 07:00 | 50.29219 | -3.61665 | 1.01 | 1.66 | 9.1 | 5.6 | 180 | 19 | 9.8 | 8.1 | 4.04 |
| 16-01-2026 06:30 | 50.29230 | -3.61671 | 0.96 | 1.65 | 10.5 | 5.6 | 176 | 23 | 9.8 | 8.2 | 3.71 |
| 16-01-2026 06:00 | 50.29236 | -3.61676 | 0.98 | 1.23 | 10 | 5.8 | 181 | 25 | 9.7 | 8.4 | 3.94 |
| 16-01-2026 05:30 | 50.29241 | -3.61682 | 0.99 | 1.35 | 9.1 | 5.9 | 183 | 23 | 9.6 | 8.5 | 4.08 |
| 16-01-2026 05:00 | 50.29243 | -3.61684 | 1.08 | 1.69 | 10 | 6.5 | 176 | 24 | 9.7 | 9.1 | 5.18 |
| 16-01-2026 04:30 | 50.29243 | -3.61686 | 0.96 | 1.38 | 9.1 | 6.6 | 186 | 15 | 9.7 | 9.4 | 4.26 |
| 16-01-2026 04:00 | 50.29245 | -3.61691 | 0.89 | 1.28 | 10 | 6.3 | 187 | 19 | 9.7 | 9.3 | 3.61 |
| 16-01-2026 03:30 | 50.29248 | -3.61695 | 0.73 | 1.17 | 10.5 | 5.5 | 181 | 31 | 9.7 | 8.4 | 2.2 |
| 16-01-2026 03:00 | 50.29249 | -3.61697 | 0.76 | 1.07 | 18.2 | 6 | 135 | 58 | 9.7 | 9.4 | 2.65 |
| 16-01-2026 02:30 | 50.29252 | -3.61708 | 0.69 | 1.11 | 15.4 | 5.3 | 198 | 45 | 9.8 | 8.3 | 1.94 |
| 16-01-2026 02:00 | 50.29251 | -3.61706 | 0.7 | 0.98 | 16.7 | 5.1 | 183 | 46 | 9.9 | 8.6 | 2.08 |
