Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 10ft (3.0m), 10s period with W swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 8ft (2.4m), 10s period with W swell.
- Evening surf: Evening surf (31 Aug, local time) - 6ft (1.9m), 10s period with W swell.
The current surf forecast for Portreath Harbour Wall at 5PM is: 2.3m 10s primary swell from a West direction and 0.8m 6s secondary swell from a North-northwest direction (forecast issued at 12:00pm August 31). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 10ft (3.0m) | 10s |
| Afternoon (31 Aug) | 8ft (2.4m) | 10s |
| Evening (31 Aug) | 6ft (1.9m) | 10s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon morning. Warm (max 20°C on Wed afternoon, min 15°C on Mon night). Winds increasing (light winds from the WSW on Mon night, fresh winds from the SW by Wed morning). | |||||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||||
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 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 7 | WSW 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1581 | 1160 | 1019 | 919 | 598 | 464 | 327 | 230 | 189 | 157 | 146 | 133 | 130 | 103 | 100 | 86 | 111 | 159 | 303 | 294 | 268 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 7:44AM6.37m | 8:01PM6.51m | 8:19AM6.28m | 8:38PM6.31m | 8:58AM6.06m | 9:19PM5.97m | |||||||||||||||
Low Tide | 1:59PM0.27m | 2:20AM0.30m | 2:34PM0.42m | 2:55AM0.54m | 3:12PM0.69m | ||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | |  | | | |
 | 6:33 | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:04 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 15 | 17 | 18 | 18 | 18 | 17 | 16 | 16 | 17 | 18 | 18 | 20 | 18 | 18 |
Feels °C | 11 | 11 | 12 | 14 | 14 | 15 | 16 | 14 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 17 | 16 | 17 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | SW 17 | W 8 | W 8 | W 8 | W 8 | W 7 | SSW 16 | SSW 16 | SW 15 | SW 15 | SSW 15 |
| kJ | 1581 | 1160 | 1019 | 919 | 598 | 464 | 327 | 230 | 189 | 157 | 12 | 133 | 130 | 103 | 100 | 86 | 25 | 24 | 37 | 35 | 22 |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 19 | N 5 | N 5 | N 5 | N 5 | N 5 | N 4 | — | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | S 10 | — | S 10 | — | — |
| kJ | — | — | — | 7 | 13 | 8 | 7 | 4 | 2 | 1 | — | 11 | 10 | 10 | 25 | 25 | 2 | — | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 19 | S 18 | S 18 | S 18 | SW 18 | SW 18 | — | — | — | SW 11 | SW 11 | SW 11 | S 10 | — | — | — | — |
| kJ | — | — | — | — | 7 | 6 | 6 | 6 | 12 | 12 | — | — | — | 5 | 5 | 5 | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNW 6 | NNW 6 | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | WSW 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 |
| kJ | — | 60 | 40 | — | — | — | — | — | — | — | 146 | — | — | — | — | — | 111 | 159 | 303 | 294 | 268 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 217 | 176 | 167 | 107 | 14 | 13 | 13 | 14 | 13 | 14 | 14 | 13 | 8 | 8 | 0 | 14 | 210 | 279 | 402 | 14 | 14 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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