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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10-03-2026 23:30 | 50.29246 | -3.61686 | 1.4 | 2.43 | 7.1 | 4.4 | 181 | 16 | 10.5 | 6 | 5.74 |
| Date | Highest Hs 2026 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 23-01 | 4.7m | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10-03-2026 23:30 | 50.29246 | -3.61686 | 1.4 | 2.43 | 7.1 | 4.4 | 181 | 16 | 10.5 | 6 | 5.74 |
| 10-03-2026 23:00 | 50.29246 | -3.61688 | 1.42 | 2.39 | 7.1 | 4.3 | 177 | 19 | 10.5 | 5.8 | 5.76 |
| 10-03-2026 22:30 | 50.29250 | -3.61691 | 1.49 | 2.25 | 7.7 | 4.4 | 181 | 14 | 10.5 | 5.8 | 6.28 |
| 10-03-2026 22:00 | 50.29249 | -3.61686 | 1.43 | 2.15 | 7.7 | 4.1 | 179 | 15 | 10.5 | 5.3 | 5.35 |
| 10-03-2026 21:30 | 50.29252 | -3.61695 | 1.21 | 2.21 | 7.1 | 3.6 | 183 | 23 | 10.5 | 4.9 | 3.53 |
| 10-03-2026 21:00 | 50.29250 | -3.61693 | 1.11 | 1.8 | 7.7 | 3.6 | 183 | 19 | 10.5 | 5 | 3.04 |
| 10-03-2026 20:30 | 50.29251 | -3.61697 | 1.03 | 1.55 | 6.7 | 3.5 | 184 | 22 | 10.5 | 5 | 2.59 |
| 10-03-2026 20:00 | 50.29250 | -3.61693 | 0.95 | 1.6 | 12.5 | 3.4 | 191 | 36 | 10.5 | 4.8 | 2.14 |
| 10-03-2026 19:00 | 50.29253 | -3.61701 | 0.88 | 1.19 | 11.8 | 3.4 | 181 | 28 | 10.5 | 4.9 | 1.85 |
| 10-03-2026 18:30 | 50.29255 | -3.61733 | 0.89 | 1.32 | 11.8 | 3.6 | 187 | 18 | 10.5 | 5 | 1.93 |
| 10-03-2026 18:00 | 50.29236 | -3.61751 | 0.87 | 1.27 | 3.6 | 3.6 | 179 | 16 | 10.5 | 4.8 | 1.77 |
| 10-03-2026 17:30 | 50.29233 | -3.61761 | 0.86 | 1.37 | 5.9 | 3.7 | 183 | 17 | 10.5 | 4.8 | 1.76 |
| 10-03-2026 17:00 | 50.29241 | -3.61708 | 0.86 | 1.19 | 5.3 | 3.7 | 181 | 19 | 10.5 | 5 | 1.82 |
| 10-03-2026 16:30 | 50.29236 | -3.61682 | 0.83 | 1.18 | 5 | 3.7 | 177 | 19 | 10.5 | 5.1 | 1.74 |
| 10-03-2026 16:00 | 50.29231 | -3.61669 | 0.8 | 1.35 | 11.1 | 3.5 | 190 | 36 | 10.5 | 4.8 | 1.52 |
| 10-03-2026 15:30 | 50.29226 | -3.61667 | 0.77 | 1.1 | 4.8 | 3.4 | 176 | 20 | 10.5 | 4.6 | 1.34 |
| 10-03-2026 15:00 | 50.29226 | -3.61665 | 0.75 | 1.15 | 4.4 | 3.4 | 176 | 20 | 10.5 | 4.8 | 1.32 |
| 10-03-2026 14:30 | 50.29229 | -3.61665 | 0.72 | 1.05 | 4.4 | 3.3 | 174 | 17 | 10.5 | 4.8 | 1.22 |
| 10-03-2026 13:30 | 50.29229 | -3.61667 | 0.68 | 1.08 | 10 | 3.3 | 184 | 36 | 10.5 | 5.1 | 1.16 |
| 10-03-2026 13:00 | 50.29230 | -3.61667 | 0.65 | 0.86 | 10 | 3.3 | 197 | 33 | 10.5 | 5.2 | 1.08 |
| 10-03-2026 12:00 | 50.29235 | -3.61671 | 0.59 | 0.91 | 10 | 3.5 | 180 | 24 | 10.4 | 6.1 | 1.04 |
| 10-03-2026 11:30 | 50.29236 | -3.61673 | 0.58 | 0.79 | 11.8 | 3.7 | 181 | 35 | 10.4 | 7 | 1.16 |
| 10-03-2026 11:00 | 50.29240 | -3.61678 | 0.52 | 0.77 | 11.1 | 3.5 | 184 | 29 | 10.3 | 7.1 | 0.95 |
| 10-03-2026 10:30 | 50.29248 | -3.61693 | 0.49 | 0.77 | 11.1 | 3.5 | 197 | 26 | 10.4 | 7.4 | 0.88 |
| 10-03-2026 10:00 | 50.29250 | -3.61699 | 0.44 | 0.65 | 11.8 | 3.8 | 197 | 40 | 10.4 | 8.2 | 0.78 |
| 10-03-2026 09:30 | 50.29252 | -3.61706 | 0.39 | 0.71 | 12.5 | 4 | 198 | 35 | 10.3 | 8.5 | 0.64 |
| 10-03-2026 09:00 | 50.29253 | -3.61712 | 0.42 | 0.71 | 11.1 | 5 | 184 | 26 | 10.1 | 9 | 0.78 |
| 10-03-2026 08:30 | 50.29255 | -3.61716 | 0.35 | 0.68 | 11.8 | 5.2 | 196 | 31 | 10 | 9.3 | 0.56 |
| 10-03-2026 08:00 | 50.29255 | -3.61727 | 0.31 | 0.5 | 12.5 | 4.9 | 201 | 35 | 10 | 9 | 0.43 |
| 10-03-2026 07:30 | 50.29235 | -3.61794 | 0.29 | 0.41 | 13.3 | 5.2 | 176 | 37 | 10 | 8.9 | 0.37 |
| 10-03-2026 07:00 | 50.29193 | -3.61806 | 0.29 | 0.58 | 13.3 | 5.6 | 183 | 41 | 10.1 | 8.9 | 0.37 |
| 10-03-2026 06:30 | 50.29183 | -3.61802 | 0.33 | 0.46 | 13.3 | 6.3 | 201 | 32 | 10.1 | 9.5 | 0.51 |
| 10-03-2026 06:00 | 50.29179 | -3.61800 | 0.3 | 0.48 | 12.5 | 6.2 | 191 | 56 | 10.1 | 9.2 | 0.41 |
| 10-03-2026 05:30 | 50.29181 | -3.61802 | 0.3 | 0.45 | 12.5 | 6.3 | 205 | 35 | 10.2 | 9.1 | 0.4 |
| 10-03-2026 05:00 | 50.29183 | -3.61802 | 0.34 | 0.47 | 11.8 | 6.6 | 176 | 39 | 10.2 | 9.2 | 0.52 |
| 10-03-2026 04:00 | 50.29164 | -3.61778 | 0.39 | 0.5 | 10.5 | 6.5 | 179 | 23 | 10.3 | 8.6 | 0.64 |
| 10-03-2026 03:00 | 50.29161 | -3.61766 | 0.41 | 0.54 | 10.5 | 6.6 | 169 | 27 | 10.4 | 8.4 | 0.7 |
| 10-03-2026 02:30 | 50.29159 | -3.61757 | 0.39 | 0.52 | 10.5 | 6.3 | 174 | 25 | 10.4 | 8.3 | 0.62 |
| 10-03-2026 02:00 | 50.29157 | -3.61746 | 0.39 | 0.56 | 11.1 | 6.3 | 159 | 28 | 10.4 | 8.5 | 0.64 |
| 10-03-2026 01:30 | 50.29158 | -3.61727 | 0.4 | 0.62 | 9.1 | 6.3 | 172 | 27 | 10.4 | 8.4 | 0.66 |
| 10-03-2026 01:00 | 50.29160 | -3.61710 | 0.44 | 0.65 | 10 | 6.3 | 180 | 24 | 10.4 | 8.3 | 0.79 |
| 10-03-2026 00:30 | 50.29168 | -3.61688 | 0.46 | 0.72 | 11.1 | 6.2 | 183 | 37 | 10.4 | 8.4 | 0.87 |
| 10-03-2026 00:00 | 50.29183 | -3.61671 | 0.47 | 0.68 | 11.1 | 6.3 | 174 | 28 | 10.4 | 8.5 | 0.93 |
| 09-03-2026 23:30 | 50.29202 | -3.61658 | 0.5 | 0.85 | 10.5 | 6.5 | 177 | 24 | 10.4 | 8.9 | 1.09 |
| 09-03-2026 23:00 | 50.29221 | -3.61660 | 0.56 | 0.85 | 11.1 | 7 | 186 | 21 | 10.4 | 9.2 | 1.41 |
