Surf Forecasts:
How big are the waves at Portreath Harbour Wall today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 6ft (1.9m), 13s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 6ft (1.9m), 12s period with W swell.
- Evening surf: Evening surf (18 Sep, local time) - 6ft (1.9m), 7s period with W swell.
The current surf forecast for Portreath Harbour Wall at 1AM is: 2.3m 11s primary swell from a West-northwest direction (forecast issued at 06:00pm September 17). An open ocean swell of 0.1m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 6ft (1.9m) | 13s |
| Afternoon (18 Sep) | 6ft (1.9m) | 12s |
| Evening (18 Sep) | 6ft (1.9m) | 7s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Fri night, min 15°C on Thu night). Winds decreasing (fresh winds from the SW on Sat morning, calm by Sun morning). | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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 10 | WNW 10 | WNW 11 | WNW 13 | WNW 13 | WNW 13 | W 13 | W 12 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 11 | W 11 | W 11 | W 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 808 | 959 | 999 | 1211 | 2028 | 1430 | 1249 | 1207 | 1190 | 282 | 458 | 545 | 555 | 555 | 513 | 1165 | 1212 | 1011 | 828 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross-on |
High Tide | 9:45PM5.02m | 10:05AM4.86m | 10:31PM4.52m | 11:00AM4.42m | |||||||||||||||
Low Tide | 3:39PM1.43m | 3:56AM1.72m | 4:23PM1.89m | 4:45AM2.16m | 5:28PM2.29m | ||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | 7:30 | — | — | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 17 | 18 | 17 | 16 | 17 | 18 | 18 | 17 | 17 |
Feels °C | 11 | 11 | 10 | 11 | 10 | 11 | 12 | 11 | 11 | 11 | 13 | 14 | 14 | 13 | 12 | 14 | 15 | 16 | 17 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | WNW 13 | WNW 13 | SW 12 | SW 12 | S 17 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | SW 16 | SW 15 | W 11 | SW 14 |
| kJ | 3 | 3 | 3 | 3 | 1581 | 1430 | 6 | 6 | 6 | 258 | 206 | 115 | 145 | 173 | 265 | 10 | 9 | 1011 | 8 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | SW 13 | SW 12 | S 18 | S 18 | S 15 | — | S 16 | S 16 | SW 16 | SW 16 | SW 16 | S 11 | S 11 | SW 15 | SW 14 |
| kJ | — | — | — | — | 6 | 6 | 6 | 6 | 4 | — | 5 | 5 | 10 | 10 | 10 | 3 | 2 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 18 | S 18 | S 18 | S 12 | S 18 | SW 15 | S 12 | S 12 | S 12 | SW 12 | — | — | — | S 11 | S 11 |
| kJ | — | — | — | — | 6 | 6 | 6 | 3 | 6 | 9 | 3 | 3 | 3 | 6 | — | — | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 10 | WNW 10 | WNW 11 | WNW 13 | — | WNW 13 | W 13 | W 12 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 11 | W 11 | — | W 11 |
| kJ | 808 | 959 | 999 | 1211 | 2028 | — | 1249 | 1207 | 1190 | 282 | 458 | 545 | 555 | 555 | 513 | 1165 | 1212 | — | 828 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 217 | 217 | 164 | 162 | 210 | 210 | 193 | 226 | 226 | 226 | 210 | 210 | 210 | 208 | 210 | 259 | 226 | 14 | 210 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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