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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18-03-2025 22:30 | 50.06280 | -5.30811 | 0.91 | 1.47 | 13.3 | 5.6 | 221 | 41 | 10 | 9.7 | 3.92 |
| Date | Highest Hs 2025 | Storm Alert Threshold (0.25 yr Return Period Hs) |
Swell Alert Threshold (0.25 yr Return Period Te) |
|---|---|---|---|
| 27-01 | 7.9m | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18-03-2025 22:30 | 50.06280 | -5.30811 | 0.91 | 1.47 | 13.3 | 5.6 | 221 | 41 | 10 | 9.7 | 3.92 |
| 18-03-2025 22:00 | 50.06262 | -5.30811 | 0.87 | 1.5 | 11.8 | 5.2 | 225 | 28 | 10 | 9.1 | 3.36 |
| 18-03-2025 21:30 | 50.06232 | -5.30794 | 0.92 | 1.53 | 11.8 | 5 | 217 | 35 | 10 | 9 | 3.73 |
| 18-03-2025 21:00 | 50.06232 | -5.30786 | 0.87 | 1.4 | 11.1 | 4.9 | 228 | 27 | 10 | 8.5 | 3.16 |
| 18-03-2025 20:30 | 50.06226 | -5.30771 | 0.94 | 1.39 | 11.1 | 5 | 219 | 31 | 10 | 8.5 | 3.7 |
| 18-03-2025 20:00 | 50.06234 | -5.30786 | 0.95 | 1.37 | 12.5 | 4.9 | 224 | 25 | 10 | 8.4 | 3.73 |
| 18-03-2025 19:30 | 50.06251 | -5.30803 | 1.01 | 1.27 | 12.5 | 5 | 215 | 32 | 10 | 8.8 | 4.39 |
| 18-03-2025 19:00 | 50.06270 | -5.30811 | 1.02 | 1.34 | 11.8 | 4.7 | 212 | 26 | 10 | 8 | 4.06 |
| 18-03-2025 18:30 | 50.06281 | -5.30807 | 0.97 | 1.87 | 12.5 | 4.5 | 211 | 34 | 10 | 7.5 | 3.48 |
| 18-03-2025 18:00 | 50.06299 | -5.30794 | 1.03 | 1.57 | 12.5 | 4.3 | 214 | 28 | 10 | 7.5 | 3.89 |
| 18-03-2025 17:30 | 50.06296 | -5.30798 | 1.07 | 1.53 | 12.5 | 4.5 | 211 | 31 | 10 | 7.9 | 4.42 |
| 18-03-2025 17:00 | 50.06299 | -5.30798 | 1.09 | 1.82 | 13.3 | 4.3 | 217 | 40 | 10 | 7.6 | 4.4 |
| 18-03-2025 16:30 | 50.06302 | -5.30796 | 1.01 | 1.64 | 12.5 | 3.9 | 225 | 40 | 10 | 7 | 3.48 |
| 18-03-2025 16:00 | 50.06300 | -5.30796 | 0.99 | 1.5 | 13.3 | 3.9 | 221 | 49 | 10 | 7.2 | 3.44 |
| 18-03-2025 15:30 | 50.06308 | -5.30790 | 1.03 | 1.5 | 13.3 | 3.9 | 243 | 50 | 10 | 7.2 | 3.73 |
| 18-03-2025 15:00 | 50.06309 | -5.30790 | 1.03 | 1.43 | 14.3 | 4 | 221 | 46 | 10 | 7.9 | 4.14 |
| 18-03-2025 14:30 | 50.06306 | -5.30796 | 1 | 1.44 | 14.3 | 4 | 233 | 45 | 10 | 8 | 3.94 |
| 18-03-2025 14:00 | 50.06307 | -5.30794 | 0.89 | 1.54 | 12.5 | 3.8 | 249 | 40 | 10 | 7.6 | 2.97 |
| 18-03-2025 13:30 | 50.06308 | -5.30794 | 0.86 | 1.38 | 14.3 | 3.7 | 236 | 48 | 9.9 | 7.9 | 2.88 |
| 18-03-2025 13:00 | 50.06307 | -5.30796 | 0.81 | 1.21 | 15.4 | 3.6 | 245 | 37 | 9.9 | 8.5 | 2.74 |
| 18-03-2025 12:30 | 50.06301 | -5.30801 | 0.8 | 1.33 | 13.3 | 3.5 | 241 | 44 | 9.9 | 8.6 | 2.7 |
| 18-03-2025 12:00 | 50.06300 | -5.30801 | 0.89 | 1.14 | 14.3 | 4.1 | 236 | 34 | 9.9 | 9.7 | 3.76 |
| 18-03-2025 11:30 | 50.06301 | -5.30803 | 0.91 | 1.07 | 13.3 | 3.9 | 249 | 39 | 9.9 | 9 | 3.67 |
| 18-03-2025 11:00 | 50.06305 | -5.30801 | 0.95 | 1.54 | 14.3 | 4.1 | 239 | 35 | 9.9 | 9 | 3.97 |
| 18-03-2025 10:30 | 50.06294 | -5.30809 | 0.93 | 1.54 | 14.3 | 4.2 | 250 | 46 | 9.9 | 9.1 | 3.87 |
| 18-03-2025 10:00 | 50.06284 | -5.30813 | 0.89 | 1.51 | 13.3 | 4.3 | 239 | 44 | 9.9 | 8.7 | 3.36 |
| 18-03-2025 09:30 | 50.06270 | -5.30818 | 0.94 | 1.28 | 13.3 | 4.5 | 233 | 39 | 9.9 | 9.3 | 4.04 |
| 18-03-2025 09:00 | 50.06250 | -5.30807 | 0.87 | 1.63 | 13.3 | 4.6 | 226 | 27 | 9.9 | 8.7 | 3.21 |
| 18-03-2025 08:30 | 50.06232 | -5.30751 | 0.94 | 1.5 | 14.3 | 5.1 | 214 | 32 | 9.9 | 9.1 | 3.95 |
| 18-03-2025 08:00 | 50.06224 | -5.30715 | 0.97 | 1.24 | 13.3 | 5.3 | 232 | 33 | 9.9 | 9.3 | 4.3 |
| 18-03-2025 07:30 | 50.06232 | -5.30723 | 0.94 | 1.23 | 13.3 | 5.2 | 225 | 37 | 9.8 | 9.1 | 3.95 |
| 18-03-2025 07:00 | 50.06230 | -5.30715 | 0.94 | 1.55 | 15.4 | 5.1 | 221 | 53 | 9.9 | 8.8 | 3.83 |
| 18-03-2025 06:30 | 50.06235 | -5.30760 | 0.98 | 1.38 | 13.3 | 5.3 | 236 | 37 | 9.8 | 9.2 | 4.35 |
| 18-03-2025 06:00 | 50.06233 | -5.30775 | 0.98 | 1.66 | 14.3 | 5.1 | 224 | 43 | 9.8 | 9 | 4.26 |
| 18-03-2025 05:30 | 50.06240 | -5.30783 | 0.91 | 1.37 | 14.3 | 5.1 | 235 | 52 | 9.8 | 8.3 | 3.36 |
| 18-03-2025 05:00 | 50.06259 | -5.30811 | 0.94 | 1.46 | 14.3 | 5 | 229 | 59 | 9.9 | 8.6 | 3.71 |
| 18-03-2025 04:30 | 50.06274 | -5.30816 | 0.92 | 1.36 | 14.3 | 4.7 | 224 | 53 | 9.8 | 8.2 | 3.39 |
| 18-03-2025 04:00 | 50.06286 | -5.30811 | 0.93 | 1.51 | 15.4 | 4.7 | 228 | 60 | 9.9 | 8.1 | 3.45 |
| 18-03-2025 03:30 | 50.06302 | -5.30796 | 0.9 | 1.2 | 15.4 | 4.8 | 242 | 49 | 9.9 | 8.3 | 3.32 |
| 18-03-2025 03:00 | 50.06300 | -5.30801 | 0.93 | 1.52 | 15.4 | 4.5 | 245 | 46 | 9.9 | 8 | 3.38 |
| 18-03-2025 02:30 | 50.06299 | -5.30801 | 0.91 | 1.41 | 15.4 | 4.5 | 245 | 28 | 9.9 | 8.1 | 3.3 |
| 18-03-2025 02:00 | 50.06299 | -5.30803 | 0.78 | 1.24 | 15.4 | 4 | 252 | 37 | 9.9 | 7.7 | 2.29 |
| 18-03-2025 01:30 | 50.06301 | -5.30801 | 0.73 | 1.15 | 16.7 | 4.3 | 242 | 30 | 9.9 | 8.9 | 2.32 |
| 18-03-2025 01:00 | 50.06299 | -5.30801 | 0.6 | 1.14 | 16.7 | 3.8 | 245 | 33 | 9.9 | 10 | 1.76 |
| 18-03-2025 00:30 | 50.06299 | -5.30801 | 0.52 | 0.95 | 15.4 | 3.8 | 243 | 33 | 9.9 | 10.1 | 1.34 |
| 18-03-2025 00:00 | 50.06298 | -5.30801 | 0.44 | 0.83 | 16.7 | 4 | 236 | 53 | 9.9 | 10.4 | 0.99 |
| 17-03-2025 23:30 | 50.06297 | -5.30803 | 0.47 | 0.75 | 16.7 | 3.5 | 226 | 61 | 9.9 | 9.2 | 0.99 |
| 17-03-2025 23:00 | 50.06295 | -5.30801 | 0.51 | 0.62 | 16.7 | 3.2 | 262 | 48 | 9.9 | 8.1 | 1.03 |
| 17-03-2025 22:30 | 50.06296 | -5.30801 | 0.55 | 0.79 | 16.7 | 3.3 | 229 | 53 | 9.9 | 7.5 | 1.12 |
| 17-03-2025 22:00 | 50.06277 | -5.30811 | 0.6 | 0.65 | 16.7 | 3.4 | 249 | 46 | 9.9 | 7.4 | 1.31 |
