Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 4.5ft (1.3m), 12s period with W swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 4ft (1.2m), 12s period with WNW swell.
- Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.0m), 13s period with WNW swell.
The current surf forecast for Portreath Harbour Wall at 10AM is: 1.3m 12s primary swell from a West direction (forecast issued at 06:00am October 20). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 4.5ft (1.3m) | 12s |
| Afternoon (20 Oct) | 4ft (1.2m) | 12s |
| Evening (20 Oct) | 3.5ft (1.0m) | 13s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Wed night. Very mild (max 14°C on Tue afternoon, min 9°C on Thu night). Winds increasing (light winds from the SSW on Thu morning, severe gales from the WNW by Thu night). | |||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||||||
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) | WNW 13 | W 13 | W 12 | WNW 12 | WNW 12 | WNW 13 | WNW 13 | W 8 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 10 | W 10 | W 11 | W 12 | W 11 | W 11 | W 11 | W 11 | WNW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 599 | 483 | 513 | 447 | 461 | 424 | 298 | 1504 | 7776 | 9718 | 9190 | 7652 | 5747 | 3986 | 3256 | 3105 | 3124 | 2704 | 2153 | 1746 | 1134 | 759 | 569 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 1:18PM4.34m | 2:04AM4.30m | 2:31PM4.66m | 3:03AM4.71m | 3:21PM5.11m | ||||||||||||||||||
Low Tide | 7:56PM2.17m | 8:21AM2.12m | 8:58PM1.80m | 9:17AM1.71m | 9:45PM1.34m | ||||||||||||||||||
 |  |  | | |  | | | | |  | | | | |  | | |  |  | | | | |
 | — | 7:50 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 3 | 1 | 1 | — | 1 | 2 | 3 | 3 |
Temp °C | 11 | 11 | 12 | 13 | 14 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Feels °C | 9 | 9 | 9 | 8 | 8 | 6 | 6 | 4 | 0 | -1 | -1 | 1 | 2 | 4 | 4 | 5 | 7 | 9 | 11 | 10 | 7 | 3 | 1 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | W 13 | W 12 | WNW 12 | WNW 12 | WNW 13 | WNW 13 | — | — | — | — | — | — | N 8 | N 7 | N 7 | N 6 | W 12 | W 11 | W 11 | W 11 | W 11 | WNW 12 |
| kJ | 599 | 483 | 513 | 447 | 461 | 424 | 298 | — | — | — | — | — | — | 172 | 66 | 23 | 19 | 2704 | 2153 | 1746 | 1134 | 759 | 569 |
Swell 2 Height (m) Direction Period (s) | SE 5 | SSE 5 | ESE 4 | E 4 | E 4 | — | — | — | — | — | — | — | — | — | — | — | — | N 7 | N 6 | N 6 | N 6 | N 6 | — |
| kJ | 4 | 2 | 8 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 14 | 12 | 6 | 3 | 1 | — |
Swell 3 Height (m) Direction Period (s) | N 5 | N 5 | N 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 3 | SSW 4 | SSW 5 | SSW 6 | W 8 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 10 | W 10 | W 11 | — | — | — | SSW 8 | SSW 7 | SSW 8 |
| kJ | — | — | — | 2 | 11 | 71 | 272 | 1504 | 7776 | 9718 | 9190 | 7652 | 5747 | 3986 | 3256 | 3105 | 3124 | — | — | — | 287 | 528 | 1093 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 8 | 14 | 37 | 46 | 249 | 124 | 531 | 239 | 258 | 594 | 563 | 259 | 259 | 259 | 157 | 61 | 0 | 24 | 219 | 499 | 264 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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