Surf Forecasts:
How big are the waves at Porthtowan today (05 Aug):
- Morning surf: Morning surf (05 Aug, local time) - 6.5ft (2.0m), 7s period with W swell.
- Afternoon surf: Afternoon surf (05 Aug, local time) - 5ft (1.6m), 7s period with W swell.
- Evening surf: Evening surf (05 Aug, local time) - 4.5ft (1.4m), 6s period with WNW swell.
The current surf forecast for Porthtowan at 4PM is: 1.5m 7s primary swell from a West direction and 0.1m 13s secondary swell from a Southwest direction (forecast issued at 12:00pm August 05). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Aug) | 6.5ft (2.0m) | 7s |
| Afternoon (05 Aug) | 5ft (1.6m) | 7s |
| Evening (05 Aug) | 4.5ft (1.4m) | 6s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Wed morning, min 15°C on Thu night). Winds decreasing (fresh winds from the WNW on Wed morning, calm by Thu night). | |||||||||||||||||||||
Wed 5 | Thursday 6 | Friday 7 | |||||||||||||||||||
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 7 | W 7 | W 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 5 | W 5 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 381 | 278 | 200 | 160 | 155 | 155 | 160 | 123 | 74 | 52 | 29 | 21 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 6 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | cross-on | on | on | on | on | on | on | on | on | on | glassy | glassy | glassy | on | on | cross-on | cross |
High Tide | 10:08AM5.55m | 10:32PM5.55m | 11:00AM5.27m | 11:30PM5.22m | 12:05PM5.02m | ||||||||||||||||
Low Tide | 4:23PM1.14m | 4:52AM1.25m | 5:17PM1.42m | 5:53AM1.54m | 6:29PM1.65m | ||||||||||||||||
 |  | | |  | | | | | | | |  | | | | | | | | | |
 | 5:54 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:54 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 18 | 18 | 17 | 16 | 17 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 16 | 18 | 18 | 17 | 16 |
Feels °C | 12 | 12 | 13 | 12 | 12 | 13 | 12 | 13 | 13 | 14 | 14 | 13 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | W 11 | W 11 | W 11 | W 11 | W 10 | WNW 6 | WNW 6 | W 5 | W 5 | W 5 | WNW 5 | WNW 5 | WNW 5 | W 5 | W 9 | W 9 | W 9 | W 9 |
| kJ | 7 | 7 | 7 | 9 | 9 | 9 | 20 | 18 | 74 | 52 | 29 | 21 | 15 | 9 | 9 | 5 | 5 | 15 | 15 | 15 | 6 |
Swell 2 Height (m) Direction Period (s) | — | S 18 | — | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | W 10 | W 9 | W 9 | WNW 5 | WNW 5 | WNW 5 | WNW 5 |
| kJ | — | 6 | — | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 8 | 5 | 16 | 16 | 15 | 5 | 2 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 13 | — | S 16 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | N 5 | N 5 | N 5 | — | SW 12 | SW 12 | SW 12 |
| kJ | — | — | — | — | — | 7 | — | 5 | 18 | 17 | 17 | 17 | 17 | 17 | 5 | 2 | 2 | — | 6 | 6 | 5 |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | W 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 381 | 278 | 200 | 160 | 155 | 155 | 160 | 123 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 218 | 746 | 747 | 218 | 210 | 218 | 83 | 23 | 23 | 18 | 415 | 415 | 228 | 508 | 228 | 394 | 400 | 401 | 415 | 401 | 385 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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