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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11-05-2026 17:00 | 50.06210 | -5.30706 | 0.37 | 0.48 | 9.1 | 3 | 221 | 28 | 13 | 5.8 | 0.39 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11-05-2026 17:00 | 50.06210 | -5.30706 | 0.37 | 0.48 | 9.1 | 3 | 221 | 28 | 13 | 5.8 | 0.39 |
| 11-05-2026 16:30 | 50.06210 | -5.30704 | 0.39 | 0.57 | 10.5 | 3 | 228 | 27 | 13 | 5.6 | 0.42 |
| 11-05-2026 16:00 | 50.06210 | -5.30698 | 0.37 | 0.52 | 10.5 | 2.8 | 235 | 30 | 13 | 5.1 | 0.34 |
| 11-05-2026 15:30 | 50.06210 | -5.30700 | 0.36 | 0.55 | 8.3 | 2.9 | 222 | 32 | 13 | 5.5 | 0.35 |
| 11-05-2026 15:00 | 50.06212 | -5.30695 | 0.37 | 0.48 | 8.3 | 3 | 222 | 28 | 13 | 5.7 | 0.38 |
| 11-05-2026 14:30 | 50.06214 | -5.30691 | 0.35 | 0.44 | 10.5 | 2.9 | 224 | 31 | 12.9 | 5.4 | 0.33 |
| 11-05-2026 14:00 | 50.06212 | -5.30691 | 0.34 | 0.53 | 9.1 | 3 | 226 | 34 | 12.9 | 5.5 | 0.31 |
| 11-05-2026 13:30 | 50.06212 | -5.30693 | 0.35 | 0.56 | 10.5 | 3 | 228 | 44 | 12.9 | 5.5 | 0.33 |
| 11-05-2026 13:00 | 50.06220 | -5.30680 | 0.33 | 0.54 | 8.3 | 3.1 | 215 | 39 | 12.8 | 5.8 | 0.31 |
| 11-05-2026 12:30 | 50.06218 | -5.30680 | 0.34 | 0.54 | 11.1 | 2.9 | 219 | 51 | 12.8 | 5.7 | 0.32 |
| 11-05-2026 12:00 | 50.06218 | -5.30683 | 0.33 | 0.47 | 8.3 | 3 | 219 | 42 | 12.8 | 5.6 | 0.3 |
| 11-05-2026 11:30 | 50.06220 | -5.30678 | 0.32 | 0.62 | 11.1 | 2.9 | 207 | 45 | 12.8 | 5.3 | 0.27 |
| 11-05-2026 11:00 | 50.06219 | -5.30678 | 0.33 | 0.47 | 10 | 3 | 225 | 41 | 12.8 | 5.6 | 0.3 |
| 11-05-2026 10:30 | 50.06215 | -5.30691 | 0.33 | 0.46 | 8.3 | 3.1 | 225 | 31 | 12.8 | 5.9 | 0.31 |
| 11-05-2026 10:00 | 50.06212 | -5.30698 | 0.31 | 0.43 | 9.1 | 3.2 | 229 | 35 | 12.8 | 6 | 0.28 |
| 11-05-2026 09:30 | 50.06210 | -5.30713 | 0.28 | 0.46 | 10 | 3.4 | 228 | 29 | 12.7 | 6.6 | 0.26 |
| 11-05-2026 09:00 | 50.06208 | -5.30719 | 0.26 | 0.41 | 8.3 | 4.2 | 222 | 33 | 12.7 | 7.2 | 0.24 |
| 11-05-2026 08:30 | 50.06209 | -5.30728 | 0.25 | 0.38 | 8.3 | 4.7 | 210 | 34 | 12.7 | 7.2 | 0.22 |
| 11-05-2026 08:00 | 50.06221 | -5.30758 | 0.27 | 0.38 | 9.1 | 5 | 211 | 36 | 12.7 | 7.8 | 0.28 |
| 11-05-2026 07:30 | 50.06230 | -5.30779 | 0.27 | 0.43 | 9.1 | 5 | 208 | 38 | 12.7 | 7.4 | 0.26 |
| 11-05-2026 07:00 | 50.06239 | -5.30792 | 0.25 | 0.41 | 9.1 | 4.7 | 212 | 39 | 12.6 | 7.1 | 0.22 |
| 11-05-2026 06:30 | 50.06240 | -5.30798 | 0.25 | 0.44 | 9.1 | 5 | 214 | 30 | 12.6 | 7.5 | 0.23 |
| 11-05-2026 06:00 | 50.06240 | -5.30798 | 0.24 | 0.36 | 9.1 | 4.9 | 221 | 35 | 12.6 | 7.7 | 0.22 |
| 11-05-2026 05:30 | 50.06232 | -5.30796 | 0.25 | 0.48 | 12.5 | 4.9 | 219 | 25 | 12.6 | 7.9 | 0.24 |
| 11-05-2026 05:00 | 50.06221 | -5.30781 | 0.24 | 0.39 | 9.1 | 4.5 | 217 | 28 | 12.6 | 7.3 | 0.21 |
| 11-05-2026 04:30 | 50.06217 | -5.30760 | 0.25 | 0.37 | 9.1 | 4.8 | 208 | 25 | 12.6 | 7.5 | 0.23 |
| 11-05-2026 04:00 | 50.06213 | -5.30730 | 0.24 | 0.37 | 9.1 | 5.1 | 214 | 29 | 12.7 | 7.7 | 0.22 |
| 11-05-2026 03:30 | 50.06212 | -5.30721 | 0.26 | 0.47 | 9.1 | 5.3 | 212 | 26 | 12.7 | 7.4 | 0.25 |
| 11-05-2026 03:00 | 50.06212 | -5.30723 | 0.29 | 0.38 | 8.3 | 5.8 | 211 | 22 | 12.7 | 7.8 | 0.32 |
| 11-05-2026 02:30 | 50.06212 | -5.30715 | 0.28 | 0.43 | 9.1 | 5.5 | 218 | 23 | 12.8 | 7.8 | 0.3 |
| 11-05-2026 02:00 | 50.06212 | -5.30715 | 0.29 | 0.47 | 9.1 | 5.3 | 208 | 22 | 12.8 | 7.6 | 0.32 |
| 11-05-2026 01:30 | 50.06211 | -5.30713 | 0.3 | 0.41 | 9.1 | 5.2 | 214 | 24 | 12.8 | 7.7 | 0.34 |
| 11-05-2026 01:00 | 50.06213 | -5.30704 | 0.29 | 0.48 | 9.1 | 5.2 | 224 | 33 | 12.8 | 7.8 | 0.32 |
| 11-05-2026 00:30 | 50.06212 | -5.30704 | 0.28 | 0.51 | 9.1 | 5.3 | 214 | 30 | 12.8 | 7.8 | 0.3 |
| 11-05-2026 00:00 | 50.06211 | -5.30715 | 0.29 | 0.49 | 9.1 | 5.3 | 211 | 31 | 12.8 | 7.8 | 0.32 |
| 10-05-2026 23:30 | 50.06209 | -5.30728 | 0.29 | 0.42 | 9.1 | 5.5 | 218 | 35 | 12.8 | 7.9 | 0.33 |
| 10-05-2026 23:00 | 50.06211 | -5.30749 | 0.29 | 0.4 | 9.1 | 5.3 | 219 | 44 | 12.8 | 7.5 | 0.31 |
| 10-05-2026 22:30 | 50.06214 | -5.30758 | 0.28 | 0.45 | 9.1 | 5.3 | 212 | 41 | 12.8 | 7.5 | 0.29 |
| 10-05-2026 22:00 | 50.06213 | -5.30764 | 0.27 | 0.48 | 10 | 5.2 | 226 | 35 | 12.8 | 7.7 | 0.27 |
| 10-05-2026 21:30 | 50.06220 | -5.30773 | 0.28 | 0.46 | 9.1 | 5.1 | 217 | 34 | 12.9 | 7.3 | 0.28 |
| 10-05-2026 21:00 | 50.06222 | -5.30783 | 0.28 | 0.49 | 10 | 4.7 | 219 | 46 | 12.9 | 7.1 | 0.27 |
| 10-05-2026 20:30 | 50.06228 | -5.30790 | 0.29 | 0.41 | 10 | 4.8 | 217 | 28 | 12.9 | 7.5 | 0.31 |
| 10-05-2026 20:00 | 50.06221 | -5.30786 | 0.3 | 0.43 | 9.1 | 4.2 | 207 | 39 | 12.9 | 7 | 0.31 |
| 10-05-2026 19:30 | 50.06220 | -5.30781 | 0.28 | 0.5 | 10 | 3.9 | 221 | 33 | 12.9 | 6.9 | 0.26 |
| 10-05-2026 19:00 | 50.06220 | -5.30777 | 0.32 | 0.44 | 10 | 3.4 | 214 | 50 | 12.9 | 5.9 | 0.3 |
| 10-05-2026 18:30 | 50.06220 | -5.30779 | 0.35 | 0.45 | 10.5 | 3.2 | 229 | 40 | 12.9 | 5.8 | 0.35 |
| 10-05-2026 18:00 | 50.06227 | -5.30790 | 0.33 | 0.51 | 10 | 3.3 | 204 | 53 | 12.9 | 5.9 | 0.32 |
| 10-05-2026 17:30 | 50.06255 | -5.30805 | 0.29 | 0.57 | 10 | 3.6 | 204 | 39 | 13 | 6.2 | 0.26 |
| 10-05-2026 17:00 | 50.06267 | -5.30805 | 0.29 | 0.54 | 10.5 | 3.9 | 217 | 28 | 12.9 | 6.1 | 0.25 |
