Surf Forecasts:
How big are the waves at Porthtowan today (24 Aug):
- Morning surf: Morning surf (24 Aug, local time) - 0.5ft (0.2m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (24 Aug, local time) - 1ft (0.3m), 13s period with SW swell.
- Evening surf: Evening surf (24 Aug, local time) - 0.5ft (0.2m), 13s period with SSW swell.
The current surf forecast for Porthtowan at 1AM is: 0.4m 10s primary swell from a West-southwest direction and 0.5m 4s secondary swell from a North direction (forecast issued at 06:00pm August 23). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Aug) | 0.5ft (0.2m) | 14s |
| Afternoon (24 Aug) | 1ft (0.3m) | 13s |
| Evening (24 Aug) | 0.5ft (0.2m) | 13s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 22°C on Wed morning, min 16°C on Sun night). Winds decreasing (fresh winds from the E on Mon morning, light winds from the S by Tue night). | |||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||
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) | SW 14 | WSW 11 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | SSW 13 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 54 | 46 | 40 | 38 | 32 | 32 | 19 | 18 | 28 | 27 | 17 | 24 | 39 | 62 | 57 | 77 | 75 | 68 | 65 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off |
High Tide | 2:47PM4.35m | 3:25AM4.40m | 3:52PM4.70m | 4:18AM4.77m | 4:39PM5.13m | ||||||||||||||
Low Tide | 9:20PM2.18m | 9:47AM2.05m | 10:19PM1.81m | 10:37AM1.64m | |||||||||||||||
 | |  | | |  | | | | |  |  | | | | |  | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 8:24 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:21 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 19 | 17 | 16 | 16 | 17 | 18 | 20 | 20 | 20 | 19 | 18 | 16 | 16 | 19 | 21 | 19 | 19 | 17 |
Feels °C | 16 | 16 | 15 | 13 | 12 | 12 | 12 | 13 | 13 | 15 | 14 | 13 | 12 | 12 | 14 | 16 | 15 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | N 4 | WSW 11 | WSW 10 | WSW 10 | N 4 | N 4 | N 4 | SSW 14 | SW 13 | NNE 5 | SE 7 | WNW 11 | SE 7 | SE 7 | WNW 10 | WNW 10 | WNW 10 | W 10 | W 10 |
| kJ | 6 | 46 | 40 | 38 | 6 | 6 | 4 | 18 | 28 | 5 | 42 | 24 | 23 | 23 | 57 | 77 | 75 | 68 | 65 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | N 4 | SE 5 | SE 6 | SW 10 | SW 9 | SSW 14 | W 9 | W 9 | SW 13 | NNE 5 | SSW 13 | WNW 11 | WNW 10 | SW 9 | SSW 9 | SW 8 | SSW 8 | SSW 8 |
| kJ | 54 | 6 | 10 | 11 | 23 | 14 | 19 | 6 | 6 | 27 | 9 | 17 | 39 | 62 | 19 | 30 | 35 | 46 | 45 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SE 5 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 9 | SW 9 | SW 9 | W 9 | SSW 13 | W 8 | SSW 13 | SW 8 | SSW 13 | NNE 5 | NNE 5 | NNE 5 | NNE 5 |
| kJ | 49 | 7 | 31 | 32 | 32 | 32 | 8 | 3 | 3 | 6 | 17 | 6 | 17 | 11 | 17 | 9 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | ESE 5 | — | N 4 | N 4 | E 6 | ESE 6 | ESE 7 | ESE 7 | ESE 8 | ESE 7 | ENE 3 | E 7 | NE 5 | NNE 5 | ENE 5 | ESE 3 | ESE 3 | SE 3 | SE 3 |
| kJ | 26 | — | 5 | 8 | 17 | 60 | 88 | 111 | 102 | 86 | 3 | 60 | 14 | 17 | 27 | 9 | 7 | 7 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 10 | 10 | 0 | 0 | 152 | 244 | 385 | 251 | 385 | 385 | 244 | 210 | 196 | 33 | 33 | 82 | 280 | 5 | 0 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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