Surf Forecasts:
How big are the waves at St Ives Harbour Wall today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 1.5ft (0.4m), 8s period with WNW swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 0.5ft (0.2m), 13s period with W swell.
- Evening surf: Evening surf (11 Aug, local time) - 1.5ft (0.5m), 11s period with W swell.
The current surf forecast for St Ives Harbour Wall at 9PM is: 0.5m 11s primary swell from a West direction and 0.3m 7s secondary swell from a West-northwest direction, 0.4m 4s secondary swell from a Southeast direction (forecast issued at 12:00pm August 11). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 1.5ft (0.4m) | 8s |
| Afternoon (11 Aug) | 0.5ft (0.2m) | 13s |
| Evening (11 Aug) | 1.5ft (0.5m) | 11s |
Table - waves today at St Ives Harbour Wall. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Wed morning, min 19°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||
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) | WNW 8 | WNW 7 | W 13 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 9 | WSW 9 | W 9 | W 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 19 | 18 | 12 | 26 | 61 | 85 | 106 | 125 | 125 | 117 | 139 | 144 | 180 | 184 | 192 | 279 | 319 | 290 | 284 | 234 | 230 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | cross-on | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off |
High Tide | 4:50PM5.66m | 5:18AM5.62m | 5:39PM6.05m | 6:04AM5.90m | 6:24PM6.31m | ||||||||||||||||
Low Tide | 10:53AM0.80m | 11:25PM0.47m | 11:44AM0.41m | 00:13AM0.12m | 12:29PM0.13m | ||||||||||||||||
 | | | |  | | | | | | | | | | |  | | | |  |  | |
 | 6:03 | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | 8:49 | — | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 23 | 23 | 22 | 20 | 20 | 20 | 20 | 23 | 25 | 24 | 23 | 21 | 20 | 19 | 19 | 20 | 21 | 21 | 21 | 20 |
Feels °C | 18 | 21 | 20 | 19 | 18 | 17 | 18 | 18 | 20 | 23 | 25 | 22 | 20 | 19 | 17 | 18 | 18 | 20 | 20 | 21 | 20 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 7 | WNW 7 | WNW 7 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 9 | WSW 9 | W 9 | W 10 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 |
| kJ | 19 | 18 | 11 | 11 | 61 | 85 | 106 | 125 | 125 | 117 | 139 | 144 | 180 | 184 | 192 | 279 | 319 | 290 | 284 | 234 | 230 |
Swell 2 Height (m) Direction Period (s) | SW 6 | W 10 | W 9 | W 12 | WNW 7 | WNW 7 | SW 12 | SE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 4 | E 5 | WNW 12 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 |
| kJ | 6 | 7 | 7 | 26 | 11 | 10 | 6 | 3 | 2 | 2 | 5 | 3 | 1 | 12 | 48 | 13 | 8 | 8 | 9 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | N 4 | SW 6 | W 13 | W 9 | W 9 | SW 6 | SW 6 | SW 12 | SW 6 | SW 6 | — | — | — | — | W 12 | S 10 | — | — | — | S 11 | S 11 |
| kJ | 1 | 1 | 12 | 6 | 2 | 1 | 1 | 6 | 1 | 1 | — | — | — | — | 46 | 2 | — | — | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | SE 2 | SE 3 | SE 4 | SE 4 | SE 3 | SE 5 | E 5 | E 5 | E 5 | — | — | — | — | — | — | NW 2 | — | — | WNW 3 | W 3 |
| kJ | — | 1 | 3 | 5 | 5 | 2 | 6 | 25 | 24 | 32 | — | — | — | — | — | — | 1 | — | — | 1 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 193 | 376 | 393 | 48 | 6 | 6 | 1 | 6 | 6 | 6 | 1 | 10 | 10 | 10 | 13 | 13 | 13 | 30 | 214 | 214 | 36 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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