Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 7.5ft (2.3m), 9s period with WNW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 7ft (2.1m), 9s period with WNW swell.
- Evening surf: Evening surf (20 Aug, local time) - 6ft (1.8m), 10s period with WNW swell.
The current surf forecast for Portreath Harbour Wall at 4PM is: 2.1m 9s primary swell from a West-northwest direction and 0.3m 14s secondary swell from a Southwest direction (forecast issued at 12:00pm August 20). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 7.5ft (2.3m) | 9s |
| Afternoon (20 Aug) | 7ft (2.1m) | 9s |
| Evening (20 Aug) | 6ft (1.8m) | 10s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu morning. Very mild (max 18°C on Thu morning, min 14°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu morning, light winds from the E by Fri night). | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 6 | W 8 | W 9 | N 5 | N 6 | N 6 | N 6 | W 9 | W 9 | N 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 808 | 773 | 721 | 655 | 551 | 423 | 287 | 220 | 173 | 137 | 119 | 53 | 50 | 53 | 36 | 69 | 69 | 52 | 28 | 40 | 16 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross |
High Tide | 10:52AM4.83m | 11:20PM4.59m | 11:51AM4.44m | 00:32AM4.24m | 1:16PM4.23m | ||||||||||||||||
Low Tide | 5:10PM1.88m | 5:37AM2.10m | 6:16PM2.23m | 6:55AM2.37m | 7:50PM2.36m | ||||||||||||||||
 | |  |  |  | | | | | | | | | | | | | | | |  | |
 | 6:16 | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:27 | — |
mm | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 17 | 15 | 15 | 14 | 15 | 15 | 16 | 15 | 15 | 14 | 15 | 15 | 14 | 17 | 18 | 18 | 18 | 16 |
Feels °C | 13 | 13 | 12 | 12 | 13 | 13 | 11 | 12 | 10 | 11 | 10 | 11 | 11 | 13 | 13 | 12 | 14 | 15 | 15 | 15 | 13 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SW 14 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 6 | W 8 | W 9 | N 5 | N 6 | N 6 | N 6 | N 5 | W 9 | W 9 |
| kJ | 21 | 33 | 721 | 655 | 551 | 423 | 287 | 220 | 173 | 137 | 119 | 53 | 50 | 53 | 36 | 69 | 69 | 52 | 28 | 40 | 14 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WSW 8 | NW 7 | NW 8 | W 8 | W 10 | W 10 | WNW 6 | W 9 | SSW 15 | SW 15 |
| kJ | — | — | 33 | 33 | 32 | 19 | 18 | 17 | 17 | 17 | 17 | 13 | 14 | 14 | 31 | 67 | 29 | 14 | 25 | 21 | 55 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | S 17 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 13 | SSW 13 | SW 16 | WNW 5 | SW 15 | WNW 6 | W 9 | WNW 6 | ESE 5 | WNW 6 |
| kJ | — | — | — | — | — | — | 5 | 10 | 25 | 25 | 25 | 17 | 17 | 39 | 9 | 35 | 13 | 25 | 8 | 2 | 3 |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 9 | — | — | N 5 | N 5 | N 5 | N 5 | N 6 | N 6 | N 5 | N 5 | NNW 5 | NNW 5 | — | — | — | ENE 3 | E 4 | N 5 | N 5 |
| kJ | 808 | 773 | — | — | 8 | 18 | 27 | 37 | 72 | 62 | 37 | 26 | 27 | 23 | — | — | — | 3 | 19 | 18 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 553 | 226 | 553 | 217 | 20 | 19 | 20 | 20 | 86 | 20 | 20 | 20 | 20 | 19 | 18 | 0 | 0 | 0 | 0 | 20 | 19 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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