National Network of Regional Coastal Monitoring Programmes
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Note that these are real-time data and are not quality-controlled.
Porthleven
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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11-06-2026 15:00 | 50.06239 | -5.30657 | 1.76 | 2.4 | 5.9 | 4.7 | 232 | 17 | 13.8 | 5.5 | 8.43 |
| Date | Highest Hs 2026 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 01-01 | 7.7m | 4.93m | 14.20s |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 13-04-2026 00:00 | 50.06252 | -5.30811 | 1.58 | 2.03 | 11.8 | 6.2 | 232 | 18 | 11.3 | 9 | 10.03 |
| 12-04-2026 23:30 | 50.06254 | -5.30811 | 1.43 | 2.46 | 14.3 | 6 | 233 | 24 | 11.3 | 8.7 | 7.93 |
| 12-04-2026 23:00 | 50.06284 | -5.30798 | 1.51 | 2 | 13.3 | 6.2 | 233 | 19 | 11.2 | 8.5 | 9.21 |
| 12-04-2026 22:30 | 50.06285 | -5.30758 | 1.36 | 2.07 | 11.8 | 6 | 238 | 18 | 11.2 | 8.6 | 9.28 |
| 12-04-2026 22:00 | 50.06286 | -5.30695 | 1.49 | 2.19 | 13.3 | 6.1 | 235 | 22 | 11.2 | 8.6 | 8.54 |
| 12-04-2026 21:30 | 50.06267 | -5.30653 | 1.48 | 2.14 | 10.5 | 6.1 | 248 | 16 | 11.3 | 9 | 11.5 |
| 12-04-2026 21:00 | 50.06263 | -5.30644 | 1.42 | 2.49 | 10.5 | 5.9 | 236 | 17 | 11.4 | 9.2 | 10.73 |
| 12-04-2026 20:30 | 50.06254 | -5.30642 | 1.61 | 2.57 | 11.8 | 6.2 | 240 | 14 | 11.4 | 8.3 | 8.81 |
| 12-04-2026 20:00 | 50.06247 | -5.30646 | 1.54 | 2.54 | 11.8 | 6 | 235 | 15 | 11.4 | 8.6 | 9.96 |
| 12-04-2026 19:30 | 50.06251 | -5.30646 | 1.47 | 2.21 | 11.8 | 5.6 | 240 | 14 | 11.4 | 8.5 | 10.63 |
| 12-04-2026 19:00 | 50.06252 | -5.30644 | 1.54 | 2.37 | 10.5 | 5.7 | 243 | 12 | 11.4 | 8.3 | 10.54 |
| 12-04-2026 18:30 | 50.06247 | -5.30646 | 1.6 | 2.37 | 13.3 | 5.7 | 239 | 20 | 11.4 | 8.5 | 10.53 |
| 12-04-2026 18:00 | 50.06247 | -5.30646 | 1.61 | 2.38 | 7.7 | 5.7 | 238 | 14 | 11.5 | 8.8 | 13.5 |
| 12-04-2026 17:30 | 50.06250 | -5.30644 | 1.59 | 2.3 | 10.5 | 5.6 | 243 | 13 | 11.5 | 8.7 | 12.55 |
| 12-04-2026 17:00 | 50.06245 | -5.30648 | 1.77 | 2.4 | 15.4 | 5.8 | 233 | 24 | 11.5 | 8.8 | 13.85 |
| 12-04-2026 16:30 | 50.06248 | -5.30646 | 1.71 | 2.96 | 15.4 | 5.6 | 239 | 25 | 11.5 | 8.8 | 14.83 |
| 12-04-2026 16:00 | 50.06250 | -5.30646 | 1.79 | 2.7 | 10.5 | 5.7 | 245 | 14 | 11.5 | 9 | 16.31 |
| 12-04-2026 15:30 | 50.06250 | -5.30644 | 1.85 | 2.61 | 11.8 | 5.8 | 245 | 16 | 11.5 | 8.8 | 17 |
| 12-04-2026 15:00 | 50.06252 | -5.30644 | 1.92 | 2.75 | 12.5 | 5.9 | 243 | 13 | 11.5 | 8.8 | 18.35 |
| 12-04-2026 14:30 | 50.06252 | -5.30644 | 1.98 | 3.24 | 11.1 | 5.9 | 253 | 17 | 11.5 | 8.8 | 18.04 |
| 12-04-2026 14:00 | 50.06242 | -5.30650 | 2.06 | 3.37 | 10.5 | 6 | 246 | 15 | 11.5 | 9.3 | 20.78 |
| 12-04-2026 13:30 | 50.06240 | -5.30650 | 2.04 | 3.5 | 10.5 | 6 | 240 | 17 | 11.5 | 9.6 | 20.42 |
| 12-04-2026 13:00 | 50.06237 | -5.30653 | 2.14 | 2.72 | 14.3 | 6.3 | 242 | 25 | 11.5 | 9.4 | 20.47 |
| 12-04-2026 12:30 | 50.06234 | -5.30659 | 2.08 | 3.68 | 11.8 | 6.5 | 243 | 18 | 11.6 | 9 | 18.14 |
| 12-04-2026 12:00 | 50.06227 | -5.30665 | 2.11 | 3.21 | 15.4 | 6.3 | 242 | 28 | 11.6 | 9.4 | 19.81 |
| 12-04-2026 11:30 | 50.06226 | -5.30672 | 2.03 | 3.63 | 13.3 | 6.2 | 238 | 24 | 11.5 | 9.4 | 20.21 |
| 12-04-2026 11:00 | 50.06225 | -5.30668 | 2.07 | 2.9 | 12.5 | 6.3 | 243 | 21 | 11.4 | 9.7 | 25.34 |
| 12-04-2026 10:30 | 50.06214 | -5.30685 | 2.09 | 3.13 | 16.7 | 6.2 | 236 | 22 | 11.4 | 9.5 | 25.03 |
| 12-04-2026 10:00 | 50.06214 | -5.30685 | 2.31 | 3.53 | 14.3 | 6.5 | 243 | 15 | 11.4 | 9.2 | 19.67 |
| 12-04-2026 09:30 | 50.06224 | -5.30670 | 2.32 | 3.5 | 11.8 | 6.6 | 246 | 15 | 11.4 | 9.3 | 20.56 |
| 12-04-2026 09:00 | 50.06229 | -5.30661 | 2.09 | 3.26 | 16.7 | 6.2 | 243 | 25 | 11.3 | 9.6 | 25.65 |
| 12-04-2026 08:30 | 50.06233 | -5.30657 | 2.12 | 3.31 | 13.3 | 6.2 | 235 | 21 | 11.3 | 8.6 | 24.83 |
| 12-04-2026 08:00 | 50.06271 | -5.30642 | 2.33 | 3.93 | 16.7 | 6.2 | 239 | 19 | 11.3 | 9 | 26.83 |
| 12-04-2026 07:30 | 50.06267 | -5.30642 | 2.42 | 3.52 | 16.7 | 5.9 | 243 | 22 | 11.3 | 9.1 | 30.55 |
| 12-04-2026 07:00 | 50.06263 | -5.30644 | 2.46 | 4.18 | 16.7 | 5.9 | 243 | 18 | 11.3 | 9 | 31.06 |
| 12-04-2026 06:30 | 50.06267 | -5.30644 | 2.61 | 3.94 | 18.2 | 6.1 | 242 | 13 | 11.3 | 9.1 | 32.18 |
| 12-04-2026 06:00 | 50.06272 | -5.30646 | 2.65 | 4.23 | 13.3 | 6.1 | 238 | 18 | 11.3 | 8.7 | 28.79 |
| 12-04-2026 05:30 | 50.06250 | -5.30646 | 2.68 | 3.81 | 12.5 | 6.2 | 242 | 10 | 11.3 | 8.7 | 31.06 |
| 12-04-2026 05:00 | 50.06262 | -5.30644 | 2.59 | 4.29 | 15.4 | 5.9 | 238 | 16 | 11.4 | 9.2 | 33.98 |
| 12-04-2026 04:30 | 50.06242 | -5.30648 | 2.7 | 3.96 | 14.3 | 6 | 242 | 14 | 11.4 | 8.7 | 30.64 |
| 12-04-2026 04:00 | 50.06258 | -5.30642 | 2.75 | 4.08 | 15.4 | 6.2 | 238 | 20 | 11.4 | 8.7 | 33.36 |
| 12-04-2026 03:30 | 50.06254 | -5.30644 | 2.68 | 3.77 | 10.5 | 6 | 242 | 17 | 11.4 | 8.7 | 31.51 |
| 12-04-2026 03:00 | 50.06252 | -5.30644 | 2.79 | 4.36 | 12.5 | 6 | 240 | 16 | 11.4 | 8.8 | 36.96 |
| 12-04-2026 02:30 | 50.06256 | -5.30642 | 2.71 | 3.66 | 11.1 | 6 | 239 | 14 | 11.4 | 8.4 | 35.8 |
| 12-04-2026 02:00 | 50.06248 | -5.30646 | 2.93 | 3.97 | 12.5 | 6.2 | 248 | 14 | 11.4 | 8.5 | 35.27 |
| 12-04-2026 01:30 | 50.06248 | -5.30646 | 2.94 | 4.71 | 12.5 | 6.1 | 243 | 15 | 11.4 | 8.3 | 34.76 |
| 12-04-2026 01:00 | 50.06254 | -5.30642 | 2.91 | 5.76 | 7.7 | 6.1 | 238 | 19 | 11.4 | 8.2 | 36.01 |
| 12-04-2026 00:30 | 50.06253 | -5.30644 | 2.92 | 4.6 | 10.5 | 6.1 | 245 | 19 | 11.4 | 8.2 | 37.49 |
| 12-04-2026 00:00 | 50.06255 | -5.30644 | 3 | 4.51 | 6.7 | 6.1 | 236 | 19 | 11.4 | 8.6 | 46.65 |
