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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18-11-2025 22:00 | 50.06270 | -5.30646 | 0.62 | 1.06 | 13.3 | 3.4 | 243 | 38 | 13.6 | 5.1 | 0.96 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18-11-2025 22:00 | 50.06270 | -5.30646 | 0.62 | 1.06 | 13.3 | 3.4 | 243 | 38 | 13.6 | 5.1 | 0.96 |
| 18-11-2025 21:30 | 50.06253 | -5.30642 | 0.57 | 0.86 | 11.8 | 3.4 | 255 | 55 | 13.6 | 5.2 | 0.82 |
| 18-11-2025 21:00 | 50.06248 | -5.30644 | 0.56 | 0.83 | 12.5 | 3.5 | 226 | 51 | 13.6 | 5.7 | 0.88 |
| 18-11-2025 20:30 | 50.06256 | -5.30644 | 0.56 | 0.78 | 13.3 | 3.7 | 248 | 38 | 13.6 | 6.1 | 0.94 |
| 18-11-2025 20:00 | 50.06236 | -5.30653 | 0.63 | 0.72 | 12.5 | 3.6 | 231 | 34 | 13.6 | 5.9 | 1.15 |
| 18-11-2025 19:30 | 50.06228 | -5.30657 | 0.62 | 0.79 | 12.5 | 3.6 | 231 | 42 | 13.6 | 5.7 | 1.07 |
| 18-11-2025 19:00 | 50.06221 | -5.30670 | 0.66 | 0.86 | 12.5 | 3.5 | 228 | 35 | 13.6 | 5.5 | 1.17 |
| 18-11-2025 18:30 | 50.06229 | -5.30657 | 0.69 | 0.97 | 12.5 | 3.5 | 239 | 31 | 13.6 | 5.3 | 1.24 |
| 18-11-2025 18:00 | 50.06226 | -5.30663 | 0.78 | 0.96 | 12.5 | 3.6 | 233 | 36 | 13.7 | 5.2 | 1.55 |
| 18-11-2025 17:30 | 50.06224 | -5.30661 | 0.82 | 1.12 | 5.3 | 3.7 | 248 | 19 | 13.7 | 5.2 | 1.71 |
| 18-11-2025 17:00 | 50.06224 | -5.30668 | 0.87 | 1.22 | 12.5 | 3.7 | 233 | 47 | 13.7 | 5.2 | 1.94 |
| 18-11-2025 16:30 | 50.06225 | -5.30661 | 0.89 | 1.14 | 4.8 | 3.7 | 252 | 26 | 13.7 | 5.1 | 1.98 |
| 18-11-2025 16:00 | 50.06226 | -5.30661 | 1 | 1.43 | 4.6 | 3.7 | 246 | 27 | 13.7 | 4.8 | 2.33 |
| 18-11-2025 15:30 | 50.06233 | -5.30655 | 1.05 | 1.34 | 4.8 | 3.7 | 248 | 19 | 13.7 | 4.8 | 2.58 |
| 18-11-2025 15:00 | 50.06242 | -5.30650 | 0.99 | 1.48 | 4.2 | 3.5 | 249 | 20 | 13.7 | 4.5 | 2.18 |
| 18-11-2025 14:30 | 50.06244 | -5.30646 | 0.96 | 1.61 | 4.4 | 3.4 | 245 | 21 | 13.7 | 4.6 | 2.08 |
| 18-11-2025 14:00 | 50.06244 | -5.30646 | 0.91 | 1.37 | 13.3 | 3.4 | 239 | 49 | 13.7 | 4.7 | 1.89 |
| 18-11-2025 13:30 | 50.06235 | -5.30650 | 0.83 | 1.62 | 4.4 | 3.4 | 242 | 20 | 13.7 | 4.9 | 1.64 |
| 18-11-2025 13:00 | 50.06244 | -5.30644 | 0.82 | 1.37 | 4.6 | 3.4 | 236 | 17 | 13.7 | 4.9 | 1.63 |
| 18-11-2025 12:30 | 50.06249 | -5.30644 | 0.8 | 1.2 | 12.5 | 3.4 | 248 | 49 | 13.7 | 5.1 | 1.59 |
| 18-11-2025 12:00 | 50.06249 | -5.30644 | 0.73 | 1.38 | 13.3 | 3.3 | 218 | 66 | 13.7 | 4.9 | 1.29 |
| 18-11-2025 11:30 | 50.06286 | -5.30655 | 0.65 | 1.17 | 4.2 | 3.4 | 242 | 21 | 13.7 | 5.1 | 1.06 |
| 18-11-2025 11:00 | 50.06312 | -5.30719 | 0.6 | 0.97 | 13.3 | 3.6 | 225 | 47 | 13.6 | 5.7 | 1.01 |
| 18-11-2025 10:30 | 50.06314 | -5.30730 | 0.61 | 1.11 | 14.3 | 3.4 | 231 | 22 | 13.6 | 5.5 | 1 |
| 18-11-2025 10:00 | 50.06313 | -5.30725 | 0.59 | 0.74 | 13.3 | 3.4 | 226 | 27 | 13.6 | 5.5 | 0.94 |
| 18-11-2025 09:30 | 50.06315 | -5.30736 | 0.59 | 0.81 | 12.5 | 3.3 | 242 | 37 | 13.6 | 5.3 | 0.91 |
| 18-11-2025 09:00 | 50.06314 | -5.30704 | 0.62 | 0.9 | 14.3 | 3.2 | 236 | 42 | 13.6 | 5.7 | 1.08 |
| 18-11-2025 08:30 | 50.06309 | -5.30680 | 0.59 | 1.13 | 3 | 3.1 | 248 | 18 | 13.6 | 5.4 | 0.92 |
| 18-11-2025 08:00 | 50.06286 | -5.30650 | 0.54 | 1.09 | 13.3 | 3 | 238 | 63 | 13.6 | 5.8 | 0.83 |
| 18-11-2025 07:30 | 50.06267 | -5.30642 | 0.53 | 0.86 | 13.3 | 3.3 | 226 | 48 | 13.6 | 7.1 | 0.98 |
| 18-11-2025 07:00 | 50.06254 | -5.30644 | 0.49 | 0.81 | 12.5 | 3.4 | 235 | 31 | 13.5 | 7.3 | 0.86 |
| 18-11-2025 06:30 | 50.06241 | -5.30650 | 0.44 | 0.78 | 13.3 | 3.7 | 221 | 56 | 13.3 | 8.3 | 0.78 |
| 18-11-2025 06:00 | 50.06237 | -5.30655 | 0.4 | 0.8 | 13.3 | 4 | 238 | 31 | 13 | 8.5 | 0.66 |
| 18-11-2025 05:30 | 50.06225 | -5.30665 | 0.43 | 0.73 | 13.3 | 5.1 | 236 | 48 | 13.3 | 9 | 0.82 |
| 18-11-2025 05:00 | 50.06215 | -5.30685 | 0.42 | 0.6 | 13.3 | 5.3 | 224 | 45 | 13.3 | 8.9 | 0.77 |
| 18-11-2025 04:30 | 50.06215 | -5.30685 | 0.44 | 0.66 | 12.5 | 6.1 | 255 | 42 | 13.4 | 9.8 | 0.93 |
| 18-11-2025 04:00 | 50.06218 | -5.30683 | 0.43 | 0.64 | 12.5 | 6 | 236 | 51 | 13.4 | 9.5 | 0.87 |
| 18-11-2025 03:30 | 50.06213 | -5.30698 | 0.44 | 0.73 | 13.3 | 6.3 | 236 | 60 | 13.5 | 10 | 0.95 |
| 18-11-2025 03:00 | 50.06212 | -5.30706 | 0.43 | 0.59 | 13.3 | 6.2 | 239 | 53 | 13.5 | 9.8 | 0.89 |
| 18-11-2025 02:30 | 50.06220 | -5.30685 | 0.46 | 0.65 | 11.8 | 6.3 | 236 | 35 | 13.7 | 9.6 | 0.99 |
| 18-11-2025 02:00 | 50.06217 | -5.30691 | 0.47 | 0.83 | 12.5 | 6.7 | 225 | 47 | 13.8 | 10.1 | 1.1 |
| 18-11-2025 01:30 | 50.06215 | -5.30700 | 0.45 | 0.6 | 12.5 | 6.7 | 235 | 69 | 13.8 | 10.2 | 1.01 |
| 18-11-2025 01:00 | 50.06212 | -5.30747 | 0.43 | 0.66 | 13.3 | 6.8 | 232 | 67 | 13.8 | 10.4 | 0.95 |
| 18-11-2025 00:30 | 50.06239 | -5.30803 | 0.46 | 0.7 | 14.3 | 7.4 | 238 | 59 | 13.8 | 11.1 | 1.16 |
| 18-11-2025 00:00 | 50.06255 | -5.30809 | 0.43 | 0.66 | 14.3 | 6.9 | 228 | 46 | 13.8 | 10.6 | 0.96 |
| 17-11-2025 23:30 | 50.06262 | -5.30811 | 0.42 | 0.64 | 14.3 | 6.5 | 235 | 39 | 13.8 | 9.9 | 0.86 |
| 17-11-2025 23:00 | 50.06268 | -5.30811 | 0.4 | 0.61 | 13.3 | 6.8 | 235 | 36 | 13.8 | 10.1 | 0.79 |
| 17-11-2025 22:30 | 50.06278 | -5.30807 | 0.36 | 0.63 | 14.3 | 6.8 | 221 | 39 | 13.8 | 10 | 0.64 |
| 17-11-2025 22:00 | 50.06280 | -5.30809 | 0.37 | 0.69 | 13.3 | 7.3 | 238 | 30 | 13.8 | 10.6 | 0.71 |
