Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 7ft (2.2m), 9s period with W 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 (1.9m), 10s period with WNW swell.
The current surf forecast for Portreath Harbour Wall at 9AM is: 2.2m 9s primary swell from a West direction (forecast issued at 12:00am August 20). An open ocean swell of 0.2m 15s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 7ft (2.2m) | 9s |
| Afternoon (20 Aug) | 7ft (2.1m) | 9s |
| Evening (20 Aug) | 6ft (1.9m) | 10s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Fri morning. Very mild (max 19°C on Sat morning, min 14°C on Thu night). Winds decreasing (fresh winds from the NW on Thu morning, light winds from the NE by Fri night). | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 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 8 | W 8 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 8 | W 8 | W 9 | W 8 | W 10 | W 10 | N 6 | N 6 | W 9 | W 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 643 | 736 | 759 | 808 | 773 | 958 | 639 | 567 | 354 | 281 | 220 | 169 | 137 | 112 | 69 | 50 | 53 | 31 | 67 | 67 | 41 | 40 | 39 | 25 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross |
High Tide | 10:29PM5.07m | 10:52AM4.83m | 11:20PM4.59m | 11:51AM4.44m | 00:32AM4.24m | 1:16PM4.23m | ||||||||||||||||||
Low Tide | 4:45AM1.69m | 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 | — | — | — | — | — | — | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 17 | 17 | 17 | 18 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 17 | 19 | 19 | 18 | 18 |
Feels °C | 12 | 12 | 11 | 12 | 11 | 12 | 13 | 13 | 13 | 11 | 12 | 11 | 11 | 10 | 10 | 12 | 13 | 13 | 13 | 15 | 16 | 16 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SSW 15 | SSW 15 | SSW 14 | SW 14 | WNW 9 | WNW 9 | WNW 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 8 | W 8 | W 9 | N 5 | W 10 | N 6 | N 6 | WNW 6 | W 9 | W 9 |
| kJ | 36 | 21 | 21 | 21 | 33 | 705 | 639 | 567 | 354 | 281 | 220 | 169 | 137 | 112 | 69 | 50 | 53 | 16 | 67 | 40 | 41 | 12 | 39 | 25 |
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 | WNW 8 | WNW 8 | W 8 | N 5 | W 10 | WNW 6 | W 9 | SSW 15 | SW 15 |
| kJ | — | — | — | — | — | 33 | 33 | 32 | 19 | 18 | 17 | 17 | 17 | 17 | 22 | 11 | 11 | 31 | 17 | 67 | 13 | 25 | 21 | 55 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 13 | SSW 13 | SW 16 | WNW 5 | SW 15 | SSW 15 | W 9 | SSW 15 | SW 12 | WNW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | 10 | 25 | 25 | 25 | 17 | 17 | 39 | 8 | 35 | 21 | 25 | 21 | 6 | 9 |
Wind waves Height (m) Direction Period (s) | W 8 | W 8 | W 9 | WNW 9 | WNW 9 | WNW 9 | N 5 | — | N 5 | N 6 | N 6 | N 5 | N 6 | N 6 | N 5 | NNW 5 | N 5 | — | — | — | — | N 6 | N 5 | N 5 |
| kJ | 643 | 736 | 759 | 808 | 773 | 958 | 11 | — | 18 | 29 | 29 | 57 | 62 | 49 | 37 | 39 | 29 | — | — | — | — | 40 | 26 | 17 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 210 | 290 | 157 | 285 | 164 | 553 | 217 | 20 | 19 | 20 | 9 | 86 | 20 | 279 | 20 | 20 | 19 | 18 | 9 | 9 | 0 | 0 | 0 | 9 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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