Surf Forecasts:
How big are the waves at Porthtowan today (11 Nov):
- Afternoon surf: Afternoon surf (11 Nov, local time) - 7ft (2.1m), 12s period with SW swell.
- Evening surf: Evening surf (11 Nov, local time) - 6ft (1.8m), 11s period with SW swell.
The current surf forecast for Porthtowan at 8PM is: 1.8m 11s primary swell from a Southwest direction and 0.2m 5s secondary swell from a North direction (forecast issued at 05:00pm November 11). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Nov) | - | - |
| Afternoon (11 Nov) | 7ft (2.1m) | 12s |
| Evening (11 Nov) | 6ft (1.8m) | 11s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 12°C on Wed afternoon, min 4°C on Thu night). Winds decreasing (fresh winds from the NE on Thu afternoon, light winds from the E by Fri afternoon). | ||||||||||||||||||||||
Wed 11 | Thursday 12 | Friday 13 | Sat 14 | |||||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | N 7 | N 7 | N 6 | SW 9 | SW 9 | SW 9 | SW 9 | SW 13 | SW 12 | SSW 12 | SW 11 | SW 11 | SW 11 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1182 | 851 | 752 | 663 | 527 | 416 | 330 | 256 | 192 | 202 | 173 | 101 | 83 | 52 | 51 | 38 | 44 | 72 | 88 | 147 | 123 | 96 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off |
High Tide | 6:05PM5.90m | 6:21AM5.96m | 6:40PM5.68m | 6:57AM5.73m | 7:16PM5.39m | |||||||||||||||||
Low Tide | 12:05PM0.65m | 00:18AM0.80m | 12:39PM0.82m | 00:52AM1.01m | 1:15PM1.07m | 1:27AM1.27m | ||||||||||||||||
 |  | | |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:31 |
 | 4:42 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:38 | — | — | — | — | 4:37 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 11 | 10 | 10 | 9 | 8 | 7 | 9 | 9 | 6 | 5 | 5 | 4 | 4 | 5 | 7 | 8 | 7 | 6 | 7 | 7 | 9 |
Feels °C | 9 | 8 | 6 | 5 | 3 | 2 | 1 | 2 | 2 | -1 | -1 | 0 | -1 | 0 | 2 | 3 | 5 | 4 | 2 | 3 | 3 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | N 7 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | SW 12 | SSW 12 | SW 11 | SW 11 | SW 11 |
| kJ | 1182 | 851 | 752 | 663 | 527 | 416 | 330 | 256 | 192 | 138 | 173 | 101 | 75 | 47 | 35 | 16 | 10 | 72 | 88 | 147 | 123 | 96 |
Swell 2 Height (m) Direction Period (s) | — | N 5 | N 5 | ESE 6 | — | — | NNW 6 | ESE 6 | NNW 7 | NNW 7 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SSW 8 | SW 8 | WSW 13 | WSW 13 |
| kJ | — | 2 | 2 | 3 | — | — | 7 | 4 | 18 | 28 | 136 | 87 | 83 | 52 | 51 | 38 | 25 | 24 | 26 | 17 | 70 | 69 |
Swell 3 Height (m) Direction Period (s) | — | S 6 | S 6 | — | — | — | — | — | — | — | — | — | ESE 7 | ESE 7 | ESE 7 | SSW 14 | SW 13 | N 6 | N 5 | NNE 5 | N 5 | N 5 |
| kJ | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 5 | 5 | 5 | 18 | 44 | 9 | 8 | 5 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 5 | NE 5 | NNE 5 | NE 5 | NNE 5 | NNE 6 | N 6 | N 6 | N 7 | ESE 7 | ESE 7 | E 7 | E 7 | — | — | — | E 6 | E 6 | ESE 3 | SE 3 | SSE 3 |
| kJ | 9 | 13 | 17 | 23 | 60 | 69 | 69 | 92 | 184 | 202 | 4 | 5 | 134 | 91 | — | — | — | 19 | 16 | 4 | 2 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 12 | 0 | 15 | 71 | 115 | 75 | 115 | 157 | 157 | 155 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||
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