Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 5.5ft (1.7m), 11s period with W swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 5ft (1.5m), 11s period with W swell.
- Evening surf: Evening surf (20 Sep, local time) - 4.5ft (1.3m), 11s period with WNW swell.
The current surf forecast for Portreath Harbour Wall at 6AM is: 1.7m 11s primary swell from a West direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 12:00am September 20). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 5.5ft (1.7m) | 11s |
| Afternoon (20 Sep) | 5ft (1.5m) | 11s |
| Evening (20 Sep) | 4.5ft (1.3m) | 11s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 20°C on Tue morning, min 15°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | WNW 11 | WNW 11 | WNW 11 | W 11 | W 11 | W 12 | W 12 | W 12 | WNW 11 | WNW 11 | W 11 | W 9 | W 9 | W 10 | WNW 10 | W 10 | W 12 | W 12 | W 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1009 | 730 | 670 | 606 | 543 | 495 | 430 | 430 | 358 | 307 | 324 | 274 | 274 | 209 | 158 | 143 | 83 | 85 | 125 | 167 | 177 | 404 | 456 | 610 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | off | glassy | cross-on | cross-off |
High Tide | 11:41PM4.13m | 12:28PM4.15m | 1:29AM4.03m | 2:15PM4.26m | 2:57AM4.30m | 3:22PM4.66m | ||||||||||||||||||
Low Tide | 6:06AM2.47m | 7:12PM2.45m | 7:56AM2.45m | 8:48PM2.23m | 9:14AM2.11m | 9:48PM1.81m | ||||||||||||||||||
 |  |  |  |  | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 15 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 19 | 19 | 17 | 17 | 17 | 17 | 17 | 17 | 20 | 20 | 18 | 17 |
Feels °C | 16 | 15 | 14 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 20 | 19 | 17 | 17 | 17 | 18 | 18 | 17 | 19 | 20 | 18 | 16 |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | WNW 11 | WNW 11 | WNW 11 | W 11 | W 11 | W 12 | W 12 | W 12 | WNW 11 | WNW 11 | W 11 | W 9 | W 9 | W 10 | WNW 10 | W 10 | W 12 | W 12 | W 11 |
| kJ | 810 | 730 | 670 | 606 | 543 | 495 | 430 | 430 | 358 | 307 | 324 | 274 | 274 | 209 | 158 | 143 | 83 | 85 | 125 | 167 | 177 | 404 | 456 | 403 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | NNW 4 | SW 14 | SW 14 | SW 13 | N 5 | N 5 | N 5 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | W 12 | W 19 | W 18 | W 17 |
| kJ | 8 | 8 | 8 | 8 | 3 | 8 | 7 | 7 | 2 | 2 | 2 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 113 | 66 | 248 | 610 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SW 14 | — | — | — | SW 13 | SW 13 | SW 13 | — | — | — | — | — | — | — | — | — | W 21 | SW 12 | SW 12 | SW 12 |
| kJ | — | — | — | — | 8 | — | — | — | 7 | 7 | 7 | — | — | — | — | — | — | — | — | — | 8 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1009 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 20 | 20 | 19 | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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